20167834440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{12967}}^1$

素因数の和:13991

約数の個数: 128

約数和(自身を含む): 65228002560

約数和(自身を除く): 45060168120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 997, 1560, 1994, 2991, 3988, 4985, 5982, 7976, 9970, 11964, 12961, 12967, 14955, 19940, 23928, 25922, 25934, 29910, 38883, 38901, 39880, 51844, 51868, 59820, 64805, 64835, 77766, 77802, 103688, 103736, 119640, 129610, 129670, 155532, 155604, 168571, 194415, 194505, 259220, 259340, 311064, 311208, 337142, 388830, 389010, 505713, 518440, 518680, 674284, 777660, 778020, 842855, 1011426, 1348568, 1555320, 1556040, 1685710, 2022852, 2528565, 3371420, 4045704, 5057130, 6742840, 10114260, 12928099, 20228520, 25856198, 38784297, 51712396, 64640495, 77568594, 103424792, 129280990, 155137188, 168065287, 193921485, 258561980, 310274376, 336130574, 387842970, 504195861, 517123960, 672261148, 775685940, 840326435, 1008391722, 1344522296, 1551371880, 1680652870, 2016783444, 2520979305, 3361305740, 4033566888, 5041958610, 6722611480, 10083917220, 20167834440]

約数ペア:

[(1, 20167834440), (2, 10083917220), (3, 6722611480), (4, 5041958610), (5, 4033566888), (6, 3361305740), (8, 2520979305), (10, 2016783444), (12, 1680652870), (13, 1551371880), (15, 1344522296), (20, 1008391722), (24, 840326435), (26, 775685940), (30, 672261148), (39, 517123960), (40, 504195861), (52, 387842970), (60, 336130574), (65, 310274376), (78, 258561980), (104, 193921485), (120, 168065287), (130, 155137188), (156, 129280990), (195, 103424792), (260, 77568594), (312, 64640495), (390, 51712396), (520, 38784297), (780, 25856198), (997, 20228520), (1560, 12928099), (1994, 10114260), (2991, 6742840), (3988, 5057130), (4985, 4045704), (5982, 3371420), (7976, 2528565), (9970, 2022852), (11964, 1685710), (12961, 1556040), (12967, 1555320), (14955, 1348568), (19940, 1011426), (23928, 842855), (25922, 778020), (25934, 777660), (29910, 674284), (38883, 518680), (38901, 518440), (39880, 505713), (51844, 389010), (51868, 388830), (59820, 337142), (64805, 311208), (64835, 311064), (77766, 259340), (77802, 259220), (103688, 194505), (103736, 194415), (119640, 168571), (129610, 155604), (129670, 155532)]