20119667680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{781043}}^1$

素因数の和:781088

約数の個数: 96

約数和(自身を含む): 56685049344

約数和(自身を除く): 36565381664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5152, 6440, 12880, 25760, 781043, 1562086, 3124172, 3905215, 5467301, 6248344, 7810430, 10934602, 12496688, 15620860, 17963989, 21869204, 24993376, 27336505, 31241720, 35927978, 43738408, 54673010, 62483440, 71855956, 87476816, 89819945, 109346020, 124966880, 125747923, 143711912, 174953632, 179639890, 218692040, 251495846, 287423824, 359279780, 437384080, 502991692, 574847648, 628739615, 718559560, 874768160, 1005983384, 1257479230, 1437119120, 2011966768, 2514958460, 2874238240, 4023933536, 5029916920, 10059833840, 20119667680]

約数ペア:

[(1, 20119667680), (2, 10059833840), (4, 5029916920), (5, 4023933536), (7, 2874238240), (8, 2514958460), (10, 2011966768), (14, 1437119120), (16, 1257479230), (20, 1005983384), (23, 874768160), (28, 718559560), (32, 628739615), (35, 574847648), (40, 502991692), (46, 437384080), (56, 359279780), (70, 287423824), (80, 251495846), (92, 218692040), (112, 179639890), (115, 174953632), (140, 143711912), (160, 125747923), (161, 124966880), (184, 109346020), (224, 89819945), (230, 87476816), (280, 71855956), (322, 62483440), (368, 54673010), (460, 43738408), (560, 35927978), (644, 31241720), (736, 27336505), (805, 24993376), (920, 21869204), (1120, 17963989), (1288, 15620860), (1610, 12496688), (1840, 10934602), (2576, 7810430), (3220, 6248344), (3680, 5467301), (5152, 3905215), (6440, 3124172), (12880, 1562086), (25760, 781043)]