40764580

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15559}}^1$

素因数の和:15699

約数の個数: 24

約数和(自身を含む): 86264640

約数和(自身を除く): 45500060

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 15559, 31118, 62236, 77795, 155590, 311180, 2038229, 4076458, 8152916, 10191145, 20382290, 40764580]

約数ペア:

[(1, 40764580), (2, 20382290), (4, 10191145), (5, 8152916), (10, 4076458), (20, 2038229), (131, 311180), (262, 155590), (524, 77795), (655, 62236), (1310, 31118), (2620, 15559)]