20120204430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{275657}}^1$

素因数の和:276481

約数の個数: 48

約数和(自身を含む): 52377225264

約数和(自身を除く): 32257020834

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 811, 1622, 2433, 4055, 4866, 7299, 8110, 12165, 14598, 24330, 36495, 72990, 275657, 551314, 826971, 1378285, 1653942, 2480913, 2756570, 4134855, 4961826, 8269710, 12404565, 24809130, 223557827, 447115654, 670673481, 1117789135, 1341346962, 2012020443, 2235578270, 3353367405, 4024040886, 6706734810, 10060102215, 20120204430]

約数ペア:

[(1, 20120204430), (2, 10060102215), (3, 6706734810), (5, 4024040886), (6, 3353367405), (9, 2235578270), (10, 2012020443), (15, 1341346962), (18, 1117789135), (30, 670673481), (45, 447115654), (90, 223557827), (811, 24809130), (1622, 12404565), (2433, 8269710), (4055, 4961826), (4866, 4134855), (7299, 2756570), (8110, 2480913), (12165, 1653942), (14598, 1378285), (24330, 826971), (36495, 551314), (72990, 275657)]