22251980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65447}}^1$

素因数の和:65473

約数の個数: 24

約数和(自身を含む): 49478688

約数和(自身を除く): 27226708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 65447, 130894, 261788, 327235, 654470, 1112599, 1308940, 2225198, 4450396, 5562995, 11125990, 22251980]

約数ペア:

[(1, 22251980), (2, 11125990), (4, 5562995), (5, 4450396), (10, 2225198), (17, 1308940), (20, 1112599), (34, 654470), (68, 327235), (85, 261788), (170, 130894), (340, 65447)]