39193540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47797}}^1$

素因数の和:47847

約数の個数: 24

約数和(自身を含む): 84315672

約数和(自身を除く): 45122132

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 47797, 95594, 191188, 238985, 477970, 955940, 1959677, 3919354, 7838708, 9798385, 19596770, 39193540]

約数ペア:

[(1, 39193540), (2, 19596770), (4, 9798385), (5, 7838708), (10, 3919354), (20, 1959677), (41, 955940), (82, 477970), (164, 238985), (205, 191188), (410, 95594), (820, 47797)]