31183260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3739}}^1$

素因数の和:3890

約数の個数: 48

約数和(自身を含む): 87964800

約数和(自身を除く): 56781540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 3739, 4170, 7478, 8340, 11217, 14956, 18695, 22434, 37390, 44868, 56085, 74780, 112170, 224340, 519721, 1039442, 1559163, 2078884, 2598605, 3118326, 5197210, 6236652, 7795815, 10394420, 15591630, 31183260]

約数ペア:

[(1, 31183260), (2, 15591630), (3, 10394420), (4, 7795815), (5, 6236652), (6, 5197210), (10, 3118326), (12, 2598605), (15, 2078884), (20, 1559163), (30, 1039442), (60, 519721), (139, 224340), (278, 112170), (417, 74780), (556, 56085), (695, 44868), (834, 37390), (1390, 22434), (1668, 18695), (2085, 14956), (2780, 11217), (3739, 8340), (4170, 7478)]