22465720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 53071200

約数和(自身を除く): 30605480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 107, 116, 145, 181, 214, 232, 290, 362, 428, 535, 580, 724, 856, 905, 1070, 1160, 1448, 1810, 2140, 3103, 3620, 4280, 5249, 6206, 7240, 10498, 12412, 15515, 19367, 20996, 24824, 26245, 31030, 38734, 41992, 52490, 62060, 77468, 96835, 104980, 124120, 154936, 193670, 209960, 387340, 561643, 774680, 1123286, 2246572, 2808215, 4493144, 5616430, 11232860, 22465720]

約数ペア:

[(1, 22465720), (2, 11232860), (4, 5616430), (5, 4493144), (8, 2808215), (10, 2246572), (20, 1123286), (29, 774680), (40, 561643), (58, 387340), (107, 209960), (116, 193670), (145, 154936), (181, 124120), (214, 104980), (232, 96835), (290, 77468), (362, 62060), (428, 52490), (535, 41992), (580, 38734), (724, 31030), (856, 26245), (905, 24824), (1070, 20996), (1160, 19367), (1448, 15515), (1810, 12412), (2140, 10498), (3103, 7240), (3620, 6206), (4280, 5249)]