20310390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{225671}}^1$

素因数の和:225684

約数の個数: 24

約数和(自身を含む): 52807248

約数和(自身を除く): 32496858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 225671, 451342, 677013, 1128355, 1354026, 2031039, 2256710, 3385065, 4062078, 6770130, 10155195, 20310390]

約数ペア:

[(1, 20310390), (2, 10155195), (3, 6770130), (5, 4062078), (6, 3385065), (9, 2256710), (10, 2031039), (15, 1354026), (18, 1128355), (30, 677013), (45, 451342), (90, 225671)]