40541840

素因数分解:

$2^4\times 5^1\times {\mathrm{506773}}^1$

素因数の和:506786

約数の個数: 20

約数和(自身を含む): 94259964

約数和(自身を除く): 53718124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 506773, 1013546, 2027092, 2533865, 4054184, 5067730, 8108368, 10135460, 20270920, 40541840]

約数ペア:

[(1, 40541840), (2, 20270920), (4, 10135460), (5, 8108368), (8, 5067730), (10, 4054184), (16, 2533865), (20, 2027092), (40, 1013546), (80, 506773)]