11545640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9311}}^1$

素因数の和:9353

約数の個数: 32

約数和(自身を含む): 26818560

約数和(自身を除く): 15272920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 9311, 18622, 37244, 46555, 74488, 93110, 186220, 288641, 372440, 577282, 1154564, 1443205, 2309128, 2886410, 5772820, 11545640]

約数ペア:

[(1, 11545640), (2, 5772820), (4, 2886410), (5, 2309128), (8, 1443205), (10, 1154564), (20, 577282), (31, 372440), (40, 288641), (62, 186220), (124, 93110), (155, 74488), (248, 46555), (310, 37244), (620, 18622), (1240, 9311)]