20245505

素因数分解:

$5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1487}}^1$

素因数の和:1888

約数の個数: 16

約数和(自身を含む): 27855360

約数和(自身を除く): 7609855

約数列:

[1, 5, 7, 35, 389, 1487, 1945, 2723, 7435, 10409, 13615, 52045, 578443, 2892215, 4049101, 20245505]

約数ペア:

[(1, 20245505), (5, 4049101), (7, 2892215), (35, 578443), (389, 52045), (1487, 13615), (1945, 10409), (2723, 7435)]