47888360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 126403200

約数和(自身を除く): 78514840

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 37, 38, 40, 52, 65, 74, 76, 95, 104, 130, 131, 148, 152, 185, 190, 247, 260, 262, 296, 370, 380, 481, 494, 520, 524, 655, 703, 740, 760, 962, 988, 1048, 1235, 1310, 1406, 1480, 1703, 1924, 1976, 2405, 2470, 2489, 2620, 2812, 3406, 3515, 3848, 4810, 4847, 4940, 4978, 5240, 5624, 6812, 7030, 8515, 9139, 9620, 9694, 9880, 9956, 12445, 13624, 14060, 17030, 18278, 19240, 19388, 19912, 24235, 24890, 28120, 32357, 34060, 36556, 38776, 45695, 48470, 49780, 63011, 64714, 68120, 73112, 91390, 92093, 96940, 99560, 126022, 129428, 161785, 182780, 184186, 193880, 252044, 258856, 315055, 323570, 365560, 368372, 460465, 504088, 630110, 647140, 736744, 920930, 1197209, 1260220, 1294280, 1841860, 2394418, 2520440, 3683720, 4788836, 5986045, 9577672, 11972090, 23944180, 47888360]

約数ペア:

[(1, 47888360), (2, 23944180), (4, 11972090), (5, 9577672), (8, 5986045), (10, 4788836), (13, 3683720), (19, 2520440), (20, 2394418), (26, 1841860), (37, 1294280), (38, 1260220), (40, 1197209), (52, 920930), (65, 736744), (74, 647140), (76, 630110), (95, 504088), (104, 460465), (130, 368372), (131, 365560), (148, 323570), (152, 315055), (185, 258856), (190, 252044), (247, 193880), (260, 184186), (262, 182780), (296, 161785), (370, 129428), (380, 126022), (481, 99560), (494, 96940), (520, 92093), (524, 91390), (655, 73112), (703, 68120), (740, 64714), (760, 63011), (962, 49780), (988, 48470), (1048, 45695), (1235, 38776), (1310, 36556), (1406, 34060), (1480, 32357), (1703, 28120), (1924, 24890), (1976, 24235), (2405, 19912), (2470, 19388), (2489, 19240), (2620, 18278), (2812, 17030), (3406, 14060), (3515, 13624), (3848, 12445), (4810, 9956), (4847, 9880), (4940, 9694), (4978, 9620), (5240, 9139), (5624, 8515), (6812, 7030)]