17940275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 23659200

約数和(自身を除く): 5718925

約数列:

[1, 5, 19, 25, 95, 179, 211, 475, 895, 1055, 3401, 4009, 4475, 5275, 17005, 20045, 37769, 85025, 100225, 188845, 717611, 944225, 3588055, 17940275]

約数ペア:

[(1, 17940275), (5, 3588055), (19, 944225), (25, 717611), (95, 188845), (179, 100225), (211, 85025), (475, 37769), (895, 20045), (1055, 17005), (3401, 5275), (4009, 4475)]