1260116360

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{398771}}^1$

素因数の和:398861

約数の個数: 32

約数和(自身を含む): 2871158400

約数和(自身を除く): 1611042040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 398771, 797542, 1595084, 1993855, 3190168, 3987710, 7975420, 15950840, 31502909, 63005818, 126011636, 157514545, 252023272, 315029090, 630058180, 1260116360]

約数ペア:

[(1, 1260116360), (2, 630058180), (4, 315029090), (5, 252023272), (8, 157514545), (10, 126011636), (20, 63005818), (40, 31502909), (79, 15950840), (158, 7975420), (316, 3987710), (395, 3190168), (632, 1993855), (790, 1595084), (1580, 797542), (3160, 398771)]