11512780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{599}}^1$

素因数の和:670

約数の個数: 36

約数和(自身を含む): 25023600

約数和(自身を除く): 13510820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 599, 620, 961, 1198, 1922, 2396, 2995, 3844, 4805, 5990, 9610, 11980, 18569, 19220, 37138, 74276, 92845, 185690, 371380, 575639, 1151278, 2302556, 2878195, 5756390, 11512780]

約数ペア:

[(1, 11512780), (2, 5756390), (4, 2878195), (5, 2302556), (10, 1151278), (20, 575639), (31, 371380), (62, 185690), (124, 92845), (155, 74276), (310, 37138), (599, 19220), (620, 18569), (961, 11980), (1198, 9610), (1922, 5990), (2396, 4805), (2995, 3844)]