84873380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1499}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 189000000

約数和(自身を除く): 104126620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 1499, 2831, 2980, 2998, 5662, 5996, 7495, 11324, 14155, 14990, 28310, 28481, 29980, 56620, 56962, 113924, 142405, 223351, 284810, 446702, 569620, 893404, 1116755, 2233510, 4243669, 4467020, 8487338, 16974676, 21218345, 42436690, 84873380]

約数ペア:

[(1, 84873380), (2, 42436690), (4, 21218345), (5, 16974676), (10, 8487338), (19, 4467020), (20, 4243669), (38, 2233510), (76, 1116755), (95, 893404), (149, 569620), (190, 446702), (298, 284810), (380, 223351), (596, 142405), (745, 113924), (1490, 56962), (1499, 56620), (2831, 29980), (2980, 28481), (2998, 28310), (5662, 14990), (5996, 14155), (7495, 11324)]