20220025

素因数分解:

$5^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{509}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 28837440

約数和(自身を除く): 8617415

約数列:

[1, 5, 7, 25, 35, 175, 227, 509, 1135, 1589, 2545, 3563, 5675, 7945, 12725, 17815, 39725, 89075, 115543, 577715, 808801, 2888575, 4044005, 20220025]

約数ペア:

[(1, 20220025), (5, 4044005), (7, 2888575), (25, 808801), (35, 577715), (175, 115543), (227, 89075), (509, 39725), (1135, 17815), (1589, 12725), (2545, 7945), (3563, 5675)]