220155170

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{52543}}^1$

素因数の和:52969

約数の個数: 16

約数和(自身を含む): 397232640

約数和(自身を除く): 177077470

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 52543, 105086, 262715, 525430, 22015517, 44031034, 110077585, 220155170]

約数ペア:

[(1, 220155170), (2, 110077585), (5, 44031034), (10, 22015517), (419, 525430), (838, 262715), (2095, 105086), (4190, 52543)]