55911980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{164447}}^1$

素因数の和:164473

約数の個数: 24

約数和(自身を含む): 124322688

約数和(自身を除く): 68410708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 164447, 328894, 657788, 822235, 1644470, 2795599, 3288940, 5591198, 11182396, 13977995, 27955990, 55911980]

約数ペア:

[(1, 55911980), (2, 27955990), (4, 13977995), (5, 11182396), (10, 5591198), (17, 3288940), (20, 2795599), (34, 1644470), (68, 822235), (85, 657788), (170, 328894), (340, 164447)]