2156460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 6107136

約数和(自身を除く): 3950676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 283, 381, 508, 566, 635, 762, 849, 1132, 1270, 1415, 1524, 1698, 1905, 2540, 2830, 3396, 3810, 4245, 5660, 7620, 8490, 16980, 35941, 71882, 107823, 143764, 179705, 215646, 359410, 431292, 539115, 718820, 1078230, 2156460]

約数ペア:

[(1, 2156460), (2, 1078230), (3, 718820), (4, 539115), (5, 431292), (6, 359410), (10, 215646), (12, 179705), (15, 143764), (20, 107823), (30, 71882), (60, 35941), (127, 16980), (254, 8490), (283, 7620), (381, 5660), (508, 4245), (566, 3810), (635, 3396), (762, 2830), (849, 2540), (1132, 1905), (1270, 1698), (1415, 1524)]