74945360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{133831}}^1$

素因数の和:133851

約数の個数: 40

約数和(自身を含む): 199142016

約数和(自身を除く): 124196656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 133831, 267662, 535324, 669155, 936817, 1070648, 1338310, 1873634, 2141296, 2676620, 3747268, 4684085, 5353240, 7494536, 9368170, 10706480, 14989072, 18736340, 37472680, 74945360]

約数ペア:

[(1, 74945360), (2, 37472680), (4, 18736340), (5, 14989072), (7, 10706480), (8, 9368170), (10, 7494536), (14, 5353240), (16, 4684085), (20, 3747268), (28, 2676620), (35, 2141296), (40, 1873634), (56, 1338310), (70, 1070648), (80, 936817), (112, 669155), (140, 535324), (280, 267662), (560, 133831)]