203399020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{2087}}^1$

素因数の和:2550

約数の個数: 48

約数和(自身を含む): 467244288

約数和(自身を除く): 263845268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 443, 886, 1772, 2087, 2215, 4174, 4430, 4873, 8348, 8860, 9746, 10435, 19492, 20870, 22957, 24365, 41740, 45914, 48730, 91828, 97460, 114785, 229570, 459140, 924541, 1849082, 3698164, 4622705, 9245410, 10169951, 18490820, 20339902, 40679804, 50849755, 101699510, 203399020]

約数ペア:

[(1, 203399020), (2, 101699510), (4, 50849755), (5, 40679804), (10, 20339902), (11, 18490820), (20, 10169951), (22, 9245410), (44, 4622705), (55, 3698164), (110, 1849082), (220, 924541), (443, 459140), (886, 229570), (1772, 114785), (2087, 97460), (2215, 91828), (4174, 48730), (4430, 45914), (4873, 41740), (8348, 24365), (8860, 22957), (9746, 20870), (10435, 19492)]