45381890

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{10831}}^1$

素因数の和:11257

約数の個数: 16

約数和(自身を含む): 81889920

約数和(自身を除く): 36508030

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 10831, 21662, 54155, 108310, 4538189, 9076378, 22690945, 45381890]

約数ペア:

[(1, 45381890), (2, 22690945), (5, 9076378), (10, 4538189), (419, 108310), (838, 54155), (2095, 21662), (4190, 10831)]