40030040

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1487}}^1$

素因数の和:2171

約数の個数: 32

約数和(自身を含む): 90262080

約数和(自身を除く): 50232040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 1487, 2692, 2974, 3365, 5384, 5948, 6730, 7435, 11896, 13460, 14870, 26920, 29740, 59480, 1000751, 2001502, 4003004, 5003755, 8006008, 10007510, 20015020, 40030040]

約数ペア:

[(1, 40030040), (2, 20015020), (4, 10007510), (5, 8006008), (8, 5003755), (10, 4003004), (20, 2001502), (40, 1000751), (673, 59480), (1346, 29740), (1487, 26920), (2692, 14870), (2974, 13460), (3365, 11896), (5384, 7435), (5948, 6730)]