129936620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{2087}}^1$

素因数の和:2390

約数の個数: 48

約数和(自身を含む): 298867968

約数和(自身を除く): 168931348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 283, 566, 1132, 1415, 2087, 2830, 3113, 4174, 5660, 6226, 8348, 10435, 12452, 15565, 20870, 22957, 31130, 41740, 45914, 62260, 91828, 114785, 229570, 459140, 590621, 1181242, 2362484, 2953105, 5906210, 6496831, 11812420, 12993662, 25987324, 32484155, 64968310, 129936620]

約数ペア:

[(1, 129936620), (2, 64968310), (4, 32484155), (5, 25987324), (10, 12993662), (11, 11812420), (20, 6496831), (22, 5906210), (44, 2953105), (55, 2362484), (110, 1181242), (220, 590621), (283, 459140), (566, 229570), (1132, 114785), (1415, 91828), (2087, 62260), (2830, 45914), (3113, 41740), (4174, 31130), (5660, 22957), (6226, 20870), (8348, 15565), (10435, 12452)]