40106840

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3163}}^1$

素因数の和:3491

約数の個数: 32

約数和(自身を含む): 90553680

約数和(自身を除く): 50446840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3163, 3170, 6326, 6340, 12652, 12680, 15815, 25304, 31630, 63260, 126520, 1002671, 2005342, 4010684, 5013355, 8021368, 10026710, 20053420, 40106840]

約数ペア:

[(1, 40106840), (2, 20053420), (4, 10026710), (5, 8021368), (8, 5013355), (10, 4010684), (20, 2005342), (40, 1002671), (317, 126520), (634, 63260), (1268, 31630), (1585, 25304), (2536, 15815), (3163, 12680), (3170, 12652), (6326, 6340)]