40091080

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2731}}^1$

素因数の和:3109

約数の個数: 32

約数和(自身を含む): 90483840

約数和(自身を除く): 50392760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2731, 2936, 3670, 5462, 7340, 10924, 13655, 14680, 21848, 27310, 54620, 109240, 1002277, 2004554, 4009108, 5011385, 8018216, 10022770, 20045540, 40091080]

約数ペア:

[(1, 40091080), (2, 20045540), (4, 10022770), (5, 8018216), (8, 5011385), (10, 4009108), (20, 2004554), (40, 1002277), (367, 109240), (734, 54620), (1468, 27310), (1835, 21848), (2731, 14680), (2936, 13655), (3670, 10924), (5462, 7340)]