25373740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9539}}^1$

素因数の和:9574

約数の個数: 48

約数和(自身を含む): 64108800

約数和(自身を除く): 38735060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 9539, 19078, 38156, 47695, 66773, 95390, 133546, 181241, 190780, 267092, 333865, 362482, 667730, 724964, 906205, 1268687, 1335460, 1812410, 2537374, 3624820, 5074748, 6343435, 12686870, 25373740]

約数ペア:

[(1, 25373740), (2, 12686870), (4, 6343435), (5, 5074748), (7, 3624820), (10, 2537374), (14, 1812410), (19, 1335460), (20, 1268687), (28, 906205), (35, 724964), (38, 667730), (70, 362482), (76, 333865), (95, 267092), (133, 190780), (140, 181241), (190, 133546), (266, 95390), (380, 66773), (532, 47695), (665, 38156), (1330, 19078), (2660, 9539)]