1088620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 2540160

約数和(自身を除く): 1451540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 79, 106, 130, 158, 212, 260, 265, 316, 395, 530, 689, 790, 1027, 1060, 1378, 1580, 2054, 2756, 3445, 4108, 4187, 5135, 6890, 8374, 10270, 13780, 16748, 20540, 20935, 41870, 54431, 83740, 108862, 217724, 272155, 544310, 1088620]

約数ペア:

[(1, 1088620), (2, 544310), (4, 272155), (5, 217724), (10, 108862), (13, 83740), (20, 54431), (26, 41870), (52, 20935), (53, 20540), (65, 16748), (79, 13780), (106, 10270), (130, 8374), (158, 6890), (212, 5135), (260, 4187), (265, 4108), (316, 3445), (395, 2756), (530, 2054), (689, 1580), (790, 1378), (1027, 1060)]