40280560

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3089}}^1$

素因数の和:3265

約数の個数: 40

約数和(自身を含む): 94257360

約数和(自身を除く): 53976800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3089, 3260, 6178, 6520, 12356, 13040, 15445, 24712, 30890, 49424, 61780, 123560, 247120, 503507, 1007014, 2014028, 2517535, 4028056, 5035070, 8056112, 10070140, 20140280, 40280560]

約数ペア:

[(1, 40280560), (2, 20140280), (4, 10070140), (5, 8056112), (8, 5035070), (10, 4028056), (16, 2517535), (20, 2014028), (40, 1007014), (80, 503507), (163, 247120), (326, 123560), (652, 61780), (815, 49424), (1304, 30890), (1630, 24712), (2608, 15445), (3089, 13040), (3260, 12356), (6178, 6520)]