22441640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 55036800

約数和(自身を除く): 32595160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 419, 515, 520, 824, 838, 1030, 1339, 1676, 2060, 2095, 2678, 3352, 4120, 4190, 5356, 5447, 6695, 8380, 10712, 10894, 13390, 16760, 21788, 26780, 27235, 43157, 43576, 53560, 54470, 86314, 108940, 172628, 215785, 217880, 345256, 431570, 561041, 863140, 1122082, 1726280, 2244164, 2805205, 4488328, 5610410, 11220820, 22441640]

約数ペア:

[(1, 22441640), (2, 11220820), (4, 5610410), (5, 4488328), (8, 2805205), (10, 2244164), (13, 1726280), (20, 1122082), (26, 863140), (40, 561041), (52, 431570), (65, 345256), (103, 217880), (104, 215785), (130, 172628), (206, 108940), (260, 86314), (412, 54470), (419, 53560), (515, 43576), (520, 43157), (824, 27235), (838, 26780), (1030, 21788), (1339, 16760), (1676, 13390), (2060, 10894), (2095, 10712), (2678, 8380), (3352, 6695), (4120, 5447), (4190, 5356)]