19424820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7529}}^1$

素因数の和:7584

約数の個数: 48

約数和(自身を含む): 55661760

約数和(自身を除く): 36236940

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, 7529, 15058, 22587, 30116, 37645, 45174, 75290, 90348, 112935, 150580, 225870, 323747, 451740, 647494, 971241, 1294988, 1618735, 1942482, 3237470, 3884964, 4856205, 6474940, 9712410, 19424820]

約数ペア:

[(1, 19424820), (2, 9712410), (3, 6474940), (4, 4856205), (5, 3884964), (6, 3237470), (10, 1942482), (12, 1618735), (15, 1294988), (20, 971241), (30, 647494), (43, 451740), (60, 323747), (86, 225870), (129, 150580), (172, 112935), (215, 90348), (258, 75290), (430, 45174), (516, 37645), (645, 30116), (860, 22587), (1290, 15058), (2580, 7529)]