423381920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{203549}}^1$

素因数の和:203577

約数の個数: 48

約数和(自身を含む): 1077186600

約数和(自身を除く): 653804680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 203549, 407098, 814196, 1017745, 1628392, 2035490, 2646137, 3256784, 4070980, 5292274, 6513568, 8141960, 10584548, 13230685, 16283920, 21169096, 26461370, 32567840, 42338192, 52922740, 84676384, 105845480, 211690960, 423381920]

約数ペア:

[(1, 423381920), (2, 211690960), (4, 105845480), (5, 84676384), (8, 52922740), (10, 42338192), (13, 32567840), (16, 26461370), (20, 21169096), (26, 16283920), (32, 13230685), (40, 10584548), (52, 8141960), (65, 6513568), (80, 5292274), (104, 4070980), (130, 3256784), (160, 2646137), (208, 2035490), (260, 1628392), (416, 1017745), (520, 814196), (1040, 407098), (2080, 203549)]