613640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:86

約数の個数: 48

約数和(自身を含む): 1493100

約数和(自身を除く): 879460

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 460, 529, 580, 667, 920, 1058, 1160, 1334, 2116, 2645, 2668, 3335, 4232, 5290, 5336, 6670, 10580, 13340, 15341, 21160, 26680, 30682, 61364, 76705, 122728, 153410, 306820, 613640]

約数ペア:

[(1, 613640), (2, 306820), (4, 153410), (5, 122728), (8, 76705), (10, 61364), (20, 30682), (23, 26680), (29, 21160), (40, 15341), (46, 13340), (58, 10580), (92, 6670), (115, 5336), (116, 5290), (145, 4232), (184, 3335), (230, 2668), (232, 2645), (290, 2116), (460, 1334), (529, 1160), (580, 1058), (667, 920)]