22454060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 48898080

約数和(自身を除く): 26444020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 139, 164, 197, 205, 278, 394, 410, 556, 695, 788, 820, 985, 1390, 1970, 2780, 3940, 5699, 8077, 11398, 16154, 22796, 27383, 28495, 32308, 40385, 54766, 56990, 80770, 109532, 113980, 136915, 161540, 273830, 547660, 1122703, 2245406, 4490812, 5613515, 11227030, 22454060]

約数ペア:

[(1, 22454060), (2, 11227030), (4, 5613515), (5, 4490812), (10, 2245406), (20, 1122703), (41, 547660), (82, 273830), (139, 161540), (164, 136915), (197, 113980), (205, 109532), (278, 80770), (394, 56990), (410, 54766), (556, 40385), (695, 32308), (788, 28495), (820, 27383), (985, 22796), (1390, 16154), (1970, 11398), (2780, 8077), (3940, 5699)]