149217340

素因数分解:

$2^2\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{5333}}^1$

素因数の和:6741

約数の個数: 24

約数和(自身を含む): 313639200

約数和(自身を除く): 164421860

約数列:

[1, 2, 4, 5, 10, 20, 1399, 2798, 5333, 5596, 6995, 10666, 13990, 21332, 26665, 27980, 53330, 106660, 7460867, 14921734, 29843468, 37304335, 74608670, 149217340]

約数ペア:

[(1, 149217340), (2, 74608670), (4, 37304335), (5, 29843468), (10, 14921734), (20, 7460867), (1399, 106660), (2798, 53330), (5333, 27980), (5596, 26665), (6995, 21332), (10666, 13990)]