31713080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2137}}^1$

素因数の和:2208

約数の個数: 64

約数和(自身を含む): 83125440

約数和(自身を除く): 51412360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2137, 2968, 3710, 4274, 7420, 8548, 10685, 14840, 14959, 17096, 21370, 29918, 42740, 59836, 74795, 85480, 113261, 119672, 149590, 226522, 299180, 453044, 566305, 598360, 792827, 906088, 1132610, 1585654, 2265220, 3171308, 3964135, 4530440, 6342616, 7928270, 15856540, 31713080]

約数ペア:

[(1, 31713080), (2, 15856540), (4, 7928270), (5, 6342616), (7, 4530440), (8, 3964135), (10, 3171308), (14, 2265220), (20, 1585654), (28, 1132610), (35, 906088), (40, 792827), (53, 598360), (56, 566305), (70, 453044), (106, 299180), (140, 226522), (212, 149590), (265, 119672), (280, 113261), (371, 85480), (424, 74795), (530, 59836), (742, 42740), (1060, 29918), (1484, 21370), (1855, 17096), (2120, 14959), (2137, 14840), (2968, 10685), (3710, 8548), (4274, 7420)]