201213980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{914609}}^1$

素因数の和:914629

約数の個数: 24

約数和(自身を含む): 460963440

約数和(自身を除く): 259749460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 914609, 1829218, 3658436, 4573045, 9146090, 10060699, 18292180, 20121398, 40242796, 50303495, 100606990, 201213980]

約数ペア:

[(1, 201213980), (2, 100606990), (4, 50303495), (5, 40242796), (10, 20121398), (11, 18292180), (20, 10060699), (22, 9146090), (44, 4573045), (55, 3658436), (110, 1829218), (220, 914609)]