40696840

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3673}}^1$

素因数の和:3961

約数の個数: 32

約数和(自身を含む): 91923480

約数和(自身を除く): 51226640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 3673, 5540, 7346, 11080, 14692, 18365, 29384, 36730, 73460, 146920, 1017421, 2034842, 4069684, 5087105, 8139368, 10174210, 20348420, 40696840]

約数ペア:

[(1, 40696840), (2, 20348420), (4, 10174210), (5, 8139368), (8, 5087105), (10, 4069684), (20, 2034842), (40, 1017421), (277, 146920), (554, 73460), (1108, 36730), (1385, 29384), (2216, 18365), (2770, 14692), (3673, 11080), (5540, 7346)]