38740440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4547}}^1$

素因数の和:4632

約数の個数: 64

約数和(自身を含む): 117884160

約数和(自身を除く): 79143720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 4547, 8520, 9094, 13641, 18188, 22735, 27282, 36376, 45470, 54564, 68205, 90940, 109128, 136410, 181880, 272820, 322837, 545640, 645674, 968511, 1291348, 1614185, 1937022, 2582696, 3228370, 3874044, 4842555, 6456740, 7748088, 9685110, 12913480, 19370220, 38740440]

約数ペア:

[(1, 38740440), (2, 19370220), (3, 12913480), (4, 9685110), (5, 7748088), (6, 6456740), (8, 4842555), (10, 3874044), (12, 3228370), (15, 2582696), (20, 1937022), (24, 1614185), (30, 1291348), (40, 968511), (60, 645674), (71, 545640), (120, 322837), (142, 272820), (213, 181880), (284, 136410), (355, 109128), (426, 90940), (568, 68205), (710, 54564), (852, 45470), (1065, 36376), (1420, 27282), (1704, 22735), (2130, 18188), (2840, 13641), (4260, 9094), (4547, 8520)]