20490390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227671}}^1$

素因数の和:227684

約数の個数: 24

約数和(自身を含む): 53275248

約数和(自身を除く): 32784858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227671, 455342, 683013, 1138355, 1366026, 2049039, 2276710, 3415065, 4098078, 6830130, 10245195, 20490390]

約数ペア:

[(1, 20490390), (2, 10245195), (3, 6830130), (5, 4098078), (6, 3415065), (9, 2276710), (10, 2049039), (15, 1366026), (18, 1138355), (30, 683013), (45, 455342), (90, 227671)]