2057460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 5878656

約数和(自身を除く): 3821196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 647, 795, 1060, 1294, 1590, 1941, 2588, 3180, 3235, 3882, 6470, 7764, 9705, 12940, 19410, 34291, 38820, 68582, 102873, 137164, 171455, 205746, 342910, 411492, 514365, 685820, 1028730, 2057460]

約数ペア:

[(1, 2057460), (2, 1028730), (3, 685820), (4, 514365), (5, 411492), (6, 342910), (10, 205746), (12, 171455), (15, 137164), (20, 102873), (30, 68582), (53, 38820), (60, 34291), (106, 19410), (159, 12940), (212, 9705), (265, 7764), (318, 6470), (530, 3882), (636, 3235), (647, 3180), (795, 2588), (1060, 1941), (1294, 1590)]