20105435

素因数分解:

$5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 28317600

約数和(自身を除く): 8212165

約数列:

[1, 5, 7, 35, 49, 137, 245, 599, 685, 959, 2995, 4193, 4795, 6713, 20965, 29351, 33565, 82063, 146755, 410315, 574441, 2872205, 4021087, 20105435]

約数ペア:

[(1, 20105435), (5, 4021087), (7, 2872205), (35, 574441), (49, 410315), (137, 146755), (245, 82063), (599, 33565), (685, 29351), (959, 20965), (2995, 6713), (4193, 4795)]