3988660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 9754920

約数和(自身を除く): 5766260

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 29, 46, 52, 58, 65, 92, 115, 116, 130, 145, 230, 260, 290, 299, 377, 460, 529, 580, 598, 667, 754, 1058, 1196, 1334, 1495, 1508, 1885, 2116, 2645, 2668, 2990, 3335, 3770, 5290, 5980, 6670, 6877, 7540, 8671, 10580, 13340, 13754, 15341, 17342, 27508, 30682, 34385, 34684, 43355, 61364, 68770, 76705, 86710, 137540, 153410, 173420, 199433, 306820, 398866, 797732, 997165, 1994330, 3988660]

約数ペア:

[(1, 3988660), (2, 1994330), (4, 997165), (5, 797732), (10, 398866), (13, 306820), (20, 199433), (23, 173420), (26, 153410), (29, 137540), (46, 86710), (52, 76705), (58, 68770), (65, 61364), (92, 43355), (115, 34684), (116, 34385), (130, 30682), (145, 27508), (230, 17342), (260, 15341), (290, 13754), (299, 13340), (377, 10580), (460, 8671), (529, 7540), (580, 6877), (598, 6670), (667, 5980), (754, 5290), (1058, 3770), (1196, 3335), (1334, 2990), (1495, 2668), (1508, 2645), (1885, 2116)]