636954890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{40493}}^1$

素因数の和:40535

約数の個数: 48

約数和(自身を含む): 1357196904

約数和(自身を除く): 720242014

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 7865, 15730, 40493, 80986, 202465, 404930, 445423, 526409, 890846, 1052818, 2227115, 2632045, 4454230, 4899653, 5264090, 5790499, 9799306, 11580998, 24498265, 28952495, 48996530, 57904990, 63695489, 127390978, 318477445, 636954890]

約数ペア:

[(1, 636954890), (2, 318477445), (5, 127390978), (10, 63695489), (11, 57904990), (13, 48996530), (22, 28952495), (26, 24498265), (55, 11580998), (65, 9799306), (110, 5790499), (121, 5264090), (130, 4899653), (143, 4454230), (242, 2632045), (286, 2227115), (605, 1052818), (715, 890846), (1210, 526409), (1430, 445423), (1573, 404930), (3146, 202465), (7865, 80986), (15730, 40493)]