2040573680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{689383}}^1$

素因数の和:689433

約数の個数: 40

約数和(自身を含む): 4872566112

約数和(自身を除く): 2831992432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 689383, 1378766, 2757532, 3446915, 5515064, 6893830, 11030128, 13787660, 25507171, 27575320, 51014342, 55150640, 102028684, 127535855, 204057368, 255071710, 408114736, 510143420, 1020286840, 2040573680]

約数ペア:

[(1, 2040573680), (2, 1020286840), (4, 510143420), (5, 408114736), (8, 255071710), (10, 204057368), (16, 127535855), (20, 102028684), (37, 55150640), (40, 51014342), (74, 27575320), (80, 25507171), (148, 13787660), (185, 11030128), (296, 6893830), (370, 5515064), (592, 3446915), (740, 2757532), (1480, 1378766), (2960, 689383)]