8865718280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13037821}}^1$

素因数の和:13037849

約数の個数: 32

約数和(自身を含む): 21121271640

約数和(自身を除く): 12255553360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 13037821, 26075642, 52151284, 65189105, 104302568, 130378210, 221642957, 260756420, 443285914, 521512840, 886571828, 1108214785, 1773143656, 2216429570, 4432859140, 8865718280]

約数ペア:

[(1, 8865718280), (2, 4432859140), (4, 2216429570), (5, 1773143656), (8, 1108214785), (10, 886571828), (17, 521512840), (20, 443285914), (34, 260756420), (40, 221642957), (68, 130378210), (85, 104302568), (136, 65189105), (170, 52151284), (340, 26075642), (680, 13037821)]