2040895090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{65687}}^1$

素因数の和:65946

約数の個数: 32

約数和(自身を含む): 3972810240

約数和(自身を除く): 1931915150

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 1195, 2390, 3107, 6214, 15535, 31070, 65687, 131374, 328435, 656870, 853931, 1707862, 4269655, 8539310, 15699193, 31398386, 78495965, 156991930, 204089509, 408179018, 1020447545, 2040895090]

約数ペア:

[(1, 2040895090), (2, 1020447545), (5, 408179018), (10, 204089509), (13, 156991930), (26, 78495965), (65, 31398386), (130, 15699193), (239, 8539310), (478, 4269655), (1195, 1707862), (2390, 853931), (3107, 656870), (6214, 328435), (15535, 131374), (31070, 65687)]