2738441290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{726377}}^1$

素因数の和:726426

約数の個数: 32

約数和(自身を含む): 5491417680

約数和(自身を除く): 2752976390

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 726377, 1452754, 3631885, 7263770, 9442901, 18885802, 21064933, 42129866, 47214505, 94429010, 105324665, 210649330, 273844129, 547688258, 1369220645, 2738441290]

約数ペア:

[(1, 2738441290), (2, 1369220645), (5, 547688258), (10, 273844129), (13, 210649330), (26, 105324665), (29, 94429010), (58, 47214505), (65, 42129866), (130, 21064933), (145, 18885802), (290, 9442901), (377, 7263770), (754, 3631885), (1885, 1452754), (3770, 726377)]