1330694680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4752481}}^1$

素因数の和:4752499

約数の個数: 32

約数和(自身を含む): 3421787040

約数和(自身を除く): 2091092360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4752481, 9504962, 19009924, 23762405, 33267367, 38019848, 47524810, 66534734, 95049620, 133069468, 166336835, 190099240, 266138936, 332673670, 665347340, 1330694680]

約数ペア:

[(1, 1330694680), (2, 665347340), (4, 332673670), (5, 266138936), (7, 190099240), (8, 166336835), (10, 133069468), (14, 95049620), (20, 66534734), (28, 47524810), (35, 38019848), (40, 33267367), (56, 23762405), (70, 19009924), (140, 9504962), (280, 4752481)]