39149740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{279641}}^1$

素因数の和:279657

約数の個数: 24

約数和(自身を含む): 93959712

約数和(自身を除く): 54809972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 279641, 559282, 1118564, 1398205, 1957487, 2796410, 3914974, 5592820, 7829948, 9787435, 19574870, 39149740]

約数ペア:

[(1, 39149740), (2, 19574870), (4, 9787435), (5, 7829948), (7, 5592820), (10, 3914974), (14, 2796410), (20, 1957487), (28, 1398205), (35, 1118564), (70, 559282), (140, 279641)]