25436220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9859}}^1$

素因数の和:9914

約数の個数: 48

約数和(自身を含む): 72885120

約数和(自身を除く): 47448900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 9859, 19718, 29577, 39436, 49295, 59154, 98590, 118308, 147885, 197180, 295770, 423937, 591540, 847874, 1271811, 1695748, 2119685, 2543622, 4239370, 5087244, 6359055, 8478740, 12718110, 25436220]

約数ペア:

[(1, 25436220), (2, 12718110), (3, 8478740), (4, 6359055), (5, 5087244), (6, 4239370), (10, 2543622), (12, 2119685), (15, 1695748), (20, 1271811), (30, 847874), (43, 591540), (60, 423937), (86, 295770), (129, 197180), (172, 147885), (215, 118308), (258, 98590), (430, 59154), (516, 49295), (645, 39436), (860, 29577), (1290, 19718), (2580, 9859)]