201042820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{8087}}^1$

素因数の和:8220

約数の個数: 48

約数和(自身を含む): 464704128

約数和(自身を除く): 263661308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 565, 1130, 1243, 2260, 2486, 4972, 6215, 8087, 12430, 16174, 24860, 32348, 40435, 80870, 88957, 161740, 177914, 355828, 444785, 889570, 913831, 1779140, 1827662, 3655324, 4569155, 9138310, 10052141, 18276620, 20104282, 40208564, 50260705, 100521410, 201042820]

約数ペア:

[(1, 201042820), (2, 100521410), (4, 50260705), (5, 40208564), (10, 20104282), (11, 18276620), (20, 10052141), (22, 9138310), (44, 4569155), (55, 3655324), (110, 1827662), (113, 1779140), (220, 913831), (226, 889570), (452, 444785), (565, 355828), (1130, 177914), (1243, 161740), (2260, 88957), (2486, 80870), (4972, 40435), (6215, 32348), (8087, 24860), (12430, 16174)]