2520887720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4847861}}^1$

素因数の和:4847885

約数の個数: 32

約数和(自身を含む): 6108306120

約数和(自身を除く): 3587418400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4847861, 9695722, 19391444, 24239305, 38782888, 48478610, 63022193, 96957220, 126044386, 193914440, 252088772, 315110965, 504177544, 630221930, 1260443860, 2520887720]

約数ペア:

[(1, 2520887720), (2, 1260443860), (4, 630221930), (5, 504177544), (8, 315110965), (10, 252088772), (13, 193914440), (20, 126044386), (26, 96957220), (40, 63022193), (52, 48478610), (65, 38782888), (104, 24239305), (130, 19391444), (260, 9695722), (520, 4847861)]