222560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 571536

約数和(自身を除く): 348976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 107, 130, 160, 208, 214, 260, 416, 428, 520, 535, 856, 1040, 1070, 1391, 1712, 2080, 2140, 2782, 3424, 4280, 5564, 6955, 8560, 11128, 13910, 17120, 22256, 27820, 44512, 55640, 111280, 222560]

約数ペア:

[(1, 222560), (2, 111280), (4, 55640), (5, 44512), (8, 27820), (10, 22256), (13, 17120), (16, 13910), (20, 11128), (26, 8560), (32, 6955), (40, 5564), (52, 4280), (65, 3424), (80, 2782), (104, 2140), (107, 2080), (130, 1712), (160, 1391), (208, 1070), (214, 1040), (260, 856), (416, 535), (428, 520)]