917240420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1581449}}^1$

素因数の和:1581487

約数の個数: 24

約数和(自身を含む): 1992627000

約数和(自身を除く): 1075386580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1581449, 3162898, 6325796, 7907245, 15814490, 31628980, 45862021, 91724042, 183448084, 229310105, 458620210, 917240420]

約数ペア:

[(1, 917240420), (2, 458620210), (4, 229310105), (5, 183448084), (10, 91724042), (20, 45862021), (29, 31628980), (58, 15814490), (116, 7907245), (145, 6325796), (290, 3162898), (580, 1581449)]