11462780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 28195776

約数和(自身を除く): 16732996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 1997, 2870, 3994, 5740, 7988, 9985, 13979, 19970, 27958, 39940, 55916, 69895, 81877, 139790, 163754, 279580, 327508, 409385, 573139, 818770, 1146278, 1637540, 2292556, 2865695, 5731390, 11462780]

約数ペア:

[(1, 11462780), (2, 5731390), (4, 2865695), (5, 2292556), (7, 1637540), (10, 1146278), (14, 818770), (20, 573139), (28, 409385), (35, 327508), (41, 279580), (70, 163754), (82, 139790), (140, 81877), (164, 69895), (205, 55916), (287, 39940), (410, 27958), (574, 19970), (820, 13979), (1148, 9985), (1435, 7988), (1997, 5740), (2870, 3994)]