20001476860

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8850211}}^1$

素因数の和:8850333

約数の個数: 24

約数和(自身を含む): 42374815056

約数和(自身を除く): 22373338196

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 8850211, 17700422, 35400844, 44251055, 88502110, 177004220, 1000073843, 2000147686, 4000295372, 5000369215, 10000738430, 20001476860]

約数ペア:

[(1, 20001476860), (2, 10000738430), (4, 5000369215), (5, 4000295372), (10, 2000147686), (20, 1000073843), (113, 177004220), (226, 88502110), (452, 44251055), (565, 35400844), (1130, 17700422), (2260, 8850211)]