23199440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 80

約数和(自身を含む): 60371136

約数和(自身を除く): 37171696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 643, 656, 820, 880, 902, 1286, 1640, 1804, 2255, 2572, 3215, 3280, 3608, 4510, 5144, 6430, 7073, 7216, 9020, 10288, 12860, 14146, 18040, 25720, 26363, 28292, 35365, 36080, 51440, 52726, 56584, 70730, 105452, 113168, 131815, 141460, 210904, 263630, 282920, 289993, 421808, 527260, 565840, 579986, 1054520, 1159972, 1449965, 2109040, 2319944, 2899930, 4639888, 5799860, 11599720, 23199440]

約数ペア:

[(1, 23199440), (2, 11599720), (4, 5799860), (5, 4639888), (8, 2899930), (10, 2319944), (11, 2109040), (16, 1449965), (20, 1159972), (22, 1054520), (40, 579986), (41, 565840), (44, 527260), (55, 421808), (80, 289993), (82, 282920), (88, 263630), (110, 210904), (164, 141460), (176, 131815), (205, 113168), (220, 105452), (328, 70730), (410, 56584), (440, 52726), (451, 51440), (643, 36080), (656, 35365), (820, 28292), (880, 26363), (902, 25720), (1286, 18040), (1640, 14146), (1804, 12860), (2255, 10288), (2572, 9020), (3215, 7216), (3280, 7073), (3608, 6430), (4510, 5144)]