1520776860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{320839}}^1$

素因数の和:320930

約数の個数: 48

約数和(自身を含む): 4312089600

約数和(自身を除く): 2791312740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 320839, 641678, 962517, 1283356, 1604195, 1925034, 3208390, 3850068, 4812585, 6416780, 9625170, 19250340, 25346281, 50692562, 76038843, 101385124, 126731405, 152077686, 253462810, 304155372, 380194215, 506925620, 760388430, 1520776860]

約数ペア:

[(1, 1520776860), (2, 760388430), (3, 506925620), (4, 380194215), (5, 304155372), (6, 253462810), (10, 152077686), (12, 126731405), (15, 101385124), (20, 76038843), (30, 50692562), (60, 25346281), (79, 19250340), (158, 9625170), (237, 6416780), (316, 4812585), (395, 3850068), (474, 3208390), (790, 1925034), (948, 1604195), (1185, 1283356), (1580, 962517), (2370, 641678), (4740, 320839)]