16615990420

素因数分解:

$2^2\times 5^1\times {\mathrm{2917}}^1\times {\mathrm{284813}}^1$

素因数の和:287739

約数の個数: 24

約数和(自身を含む): 34905664584

約数和(自身を除く): 18289674164

約数列:

[1, 2, 4, 5, 10, 20, 2917, 5834, 11668, 14585, 29170, 58340, 284813, 569626, 1139252, 1424065, 2848130, 5696260, 830799521, 1661599042, 3323198084, 4153997605, 8307995210, 16615990420]

約数ペア:

[(1, 16615990420), (2, 8307995210), (4, 4153997605), (5, 3323198084), (10, 1661599042), (20, 830799521), (2917, 5696260), (5834, 2848130), (11668, 1424065), (14585, 1139252), (29170, 569626), (58340, 284813)]