404865460

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{283}}^1\times {\mathrm{307}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 859674816

約数和(自身を除く): 454809356

約数列:

[1, 2, 4, 5, 10, 20, 233, 283, 307, 466, 566, 614, 932, 1132, 1165, 1228, 1415, 1535, 2330, 2830, 3070, 4660, 5660, 6140, 65939, 71531, 86881, 131878, 143062, 173762, 263756, 286124, 329695, 347524, 357655, 434405, 659390, 715310, 868810, 1318780, 1430620, 1737620, 20243273, 40486546, 80973092, 101216365, 202432730, 404865460]

約数ペア:

[(1, 404865460), (2, 202432730), (4, 101216365), (5, 80973092), (10, 40486546), (20, 20243273), (233, 1737620), (283, 1430620), (307, 1318780), (466, 868810), (566, 715310), (614, 659390), (932, 434405), (1132, 357655), (1165, 347524), (1228, 329695), (1415, 286124), (1535, 263756), (2330, 173762), (2830, 143062), (3070, 131878), (4660, 86881), (5660, 71531), (6140, 65939)]