39741256

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 81423360

約数和(自身を除く): 41682104

約数列:

[1, 2, 4, 8, 31, 37, 61, 62, 71, 74, 122, 124, 142, 148, 244, 248, 284, 296, 488, 568, 1147, 1891, 2201, 2257, 2294, 2627, 3782, 4331, 4402, 4514, 4588, 5254, 7564, 8662, 8804, 9028, 9176, 10508, 15128, 17324, 17608, 18056, 21016, 34648, 69967, 81437, 134261, 139934, 160247, 162874, 268522, 279868, 320494, 325748, 537044, 559736, 640988, 651496, 1074088, 1281976, 4967657, 9935314, 19870628, 39741256]

約数ペア:

[(1, 39741256), (2, 19870628), (4, 9935314), (8, 4967657), (31, 1281976), (37, 1074088), (61, 651496), (62, 640988), (71, 559736), (74, 537044), (122, 325748), (124, 320494), (142, 279868), (148, 268522), (244, 162874), (248, 160247), (284, 139934), (296, 134261), (488, 81437), (568, 69967), (1147, 34648), (1891, 21016), (2201, 18056), (2257, 17608), (2294, 17324), (2627, 15128), (3782, 10508), (4331, 9176), (4402, 9028), (4514, 8804), (4588, 8662), (5254, 7564)]