30331240

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1237}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 68411880

約数和(自身を除く): 38080640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 1226, 1237, 2452, 2474, 3065, 4904, 4948, 6130, 6185, 9896, 12260, 12370, 24520, 24740, 49480, 758281, 1516562, 3033124, 3791405, 6066248, 7582810, 15165620, 30331240]

約数ペア:

[(1, 30331240), (2, 15165620), (4, 7582810), (5, 6066248), (8, 3791405), (10, 3033124), (20, 1516562), (40, 758281), (613, 49480), (1226, 24740), (1237, 24520), (2452, 12370), (2474, 12260), (3065, 9896), (4904, 6185), (4948, 6130)]