39085240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10979}}^1$

素因数の和:11079

約数の個数: 32

約数和(自身を含む): 88938000

約数和(自身を除く): 49852760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 10979, 21958, 43916, 54895, 87832, 109790, 219580, 439160, 977131, 1954262, 3908524, 4885655, 7817048, 9771310, 19542620, 39085240]

約数ペア:

[(1, 39085240), (2, 19542620), (4, 9771310), (5, 7817048), (8, 4885655), (10, 3908524), (20, 1954262), (40, 977131), (89, 439160), (178, 219580), (356, 109790), (445, 87832), (712, 54895), (890, 43916), (1780, 21958), (3560, 10979)]