20171474320

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2141}}^1$

素因数の和:2345

約数の個数: 160

約数和(自身を含む): 50486768640

約数和(自身を除く): 30315294320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 131, 145, 155, 232, 248, 262, 290, 310, 464, 496, 524, 580, 620, 655, 899, 1048, 1160, 1240, 1310, 1798, 2096, 2141, 2320, 2480, 2620, 3596, 3799, 4061, 4282, 4495, 5240, 7192, 7598, 8122, 8564, 8990, 10480, 10705, 14384, 15196, 16244, 17128, 17980, 18995, 20305, 21410, 30392, 32488, 34256, 35960, 37990, 40610, 42820, 60784, 62089, 64976, 66371, 71920, 75980, 81220, 85640, 117769, 124178, 132742, 151960, 162440, 171280, 235538, 248356, 265484, 280471, 303920, 310445, 324880, 331855, 471076, 496712, 530968, 560942, 588845, 620890, 663710, 942152, 993424, 1061936, 1121884, 1177690, 1241780, 1327420, 1402355, 1884304, 1924759, 2243768, 2355380, 2483560, 2654840, 2804710, 3849518, 4487536, 4710760, 4967120, 5309680, 5609420, 7699036, 8133659, 8694601, 9421520, 9623795, 11218840, 15398072, 16267318, 17389202, 19247590, 22437680, 30796144, 32534636, 34778404, 38495180, 40668295, 43473005, 65069272, 69556808, 76990360, 81336590, 86946010, 130138544, 139113616, 153980720, 162673180, 173892020, 252143429, 325346360, 347784040, 504286858, 650692720, 695568080, 1008573716, 1260717145, 2017147432, 2521434290, 4034294864, 5042868580, 10085737160, 20171474320]

約数ペア:

[(1, 20171474320), (2, 10085737160), (4, 5042868580), (5, 4034294864), (8, 2521434290), (10, 2017147432), (16, 1260717145), (20, 1008573716), (29, 695568080), (31, 650692720), (40, 504286858), (58, 347784040), (62, 325346360), (80, 252143429), (116, 173892020), (124, 162673180), (131, 153980720), (145, 139113616), (155, 130138544), (232, 86946010), (248, 81336590), (262, 76990360), (290, 69556808), (310, 65069272), (464, 43473005), (496, 40668295), (524, 38495180), (580, 34778404), (620, 32534636), (655, 30796144), (899, 22437680), (1048, 19247590), (1160, 17389202), (1240, 16267318), (1310, 15398072), (1798, 11218840), (2096, 9623795), (2141, 9421520), (2320, 8694601), (2480, 8133659), (2620, 7699036), (3596, 5609420), (3799, 5309680), (4061, 4967120), (4282, 4710760), (4495, 4487536), (5240, 3849518), (7192, 2804710), (7598, 2654840), (8122, 2483560), (8564, 2355380), (8990, 2243768), (10480, 1924759), (10705, 1884304), (14384, 1402355), (15196, 1327420), (16244, 1241780), (17128, 1177690), (17980, 1121884), (18995, 1061936), (20305, 993424), (21410, 942152), (30392, 663710), (32488, 620890), (34256, 588845), (35960, 560942), (37990, 530968), (40610, 496712), (42820, 471076), (60784, 331855), (62089, 324880), (64976, 310445), (66371, 303920), (71920, 280471), (75980, 265484), (81220, 248356), (85640, 235538), (117769, 171280), (124178, 162440), (132742, 151960)]