40443280

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2267}}^1$

素因数の和:2503

約数の個数: 40

約数和(自身を含む): 94493952

約数和(自身を除く): 54050672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 2267, 3568, 4460, 4534, 8920, 9068, 11335, 17840, 18136, 22670, 36272, 45340, 90680, 181360, 505541, 1011082, 2022164, 2527705, 4044328, 5055410, 8088656, 10110820, 20221640, 40443280]

約数ペア:

[(1, 40443280), (2, 20221640), (4, 10110820), (5, 8088656), (8, 5055410), (10, 4044328), (16, 2527705), (20, 2022164), (40, 1011082), (80, 505541), (223, 181360), (446, 90680), (892, 45340), (1115, 36272), (1784, 22670), (2230, 18136), (2267, 17840), (3568, 11335), (4460, 9068), (4534, 8920)]