40520968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1499}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 79200000

約数和(自身を除く): 38679032

約数列:

[1, 2, 4, 8, 31, 62, 109, 124, 218, 248, 436, 872, 1499, 2998, 3379, 5996, 6758, 11992, 13516, 27032, 46469, 92938, 163391, 185876, 326782, 371752, 653564, 1307128, 5065121, 10130242, 20260484, 40520968]

約数ペア:

[(1, 40520968), (2, 20260484), (4, 10130242), (8, 5065121), (31, 1307128), (62, 653564), (109, 371752), (124, 326782), (218, 185876), (248, 163391), (436, 92938), (872, 46469), (1499, 27032), (2998, 13516), (3379, 11992), (5996, 6758)]