2019600260

素因数分解:

$2^2\times 5^1\times {\mathrm{100980013}}^1$

素因数の和:100980022

約数の個数: 12

約数和(自身を含む): 4241160588

約数和(自身を除く): 2221560328

約数列:

[1, 2, 4, 5, 10, 20, 100980013, 201960026, 403920052, 504900065, 1009800130, 2019600260]

約数ペア:

[(1, 2019600260), (2, 1009800130), (4, 504900065), (5, 403920052), (10, 201960026), (20, 100980013)]