457278220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{13553}}^1$

素因数の和:13810

約数の個数: 48

約数和(自身を含む): 1102102848

約数和(自身を除く): 644824628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1687, 2410, 3374, 4820, 6748, 8435, 13553, 16870, 27106, 33740, 54212, 67765, 94871, 135530, 189742, 271060, 379484, 474355, 948710, 1897420, 3266273, 6532546, 13065092, 16331365, 22863911, 32662730, 45727822, 65325460, 91455644, 114319555, 228639110, 457278220]

約数ペア:

[(1, 457278220), (2, 228639110), (4, 114319555), (5, 91455644), (7, 65325460), (10, 45727822), (14, 32662730), (20, 22863911), (28, 16331365), (35, 13065092), (70, 6532546), (140, 3266273), (241, 1897420), (482, 948710), (964, 474355), (1205, 379484), (1687, 271060), (2410, 189742), (3374, 135530), (4820, 94871), (6748, 67765), (8435, 54212), (13553, 33740), (16870, 27106)]