22705640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18311}}^1$

素因数の和:18353

約数の個数: 32

約数和(自身を含む): 52738560

約数和(自身を除く): 30032920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 18311, 36622, 73244, 91555, 146488, 183110, 366220, 567641, 732440, 1135282, 2270564, 2838205, 4541128, 5676410, 11352820, 22705640]

約数ペア:

[(1, 22705640), (2, 11352820), (4, 5676410), (5, 4541128), (8, 2838205), (10, 2270564), (20, 1135282), (31, 732440), (40, 567641), (62, 366220), (124, 183110), (155, 146488), (248, 91555), (310, 73244), (620, 36622), (1240, 18311)]