40787408

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{43207}}^1$

素因数の和:43274

約数の個数: 20

約数和(自身を含む): 80366880

約数和(自身を除く): 39579472

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 43207, 86414, 172828, 345656, 691312, 2549213, 5098426, 10196852, 20393704, 40787408]

約数ペア:

[(1, 40787408), (2, 20393704), (4, 10196852), (8, 5098426), (16, 2549213), (59, 691312), (118, 345656), (236, 172828), (472, 86414), (944, 43207)]