11357780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2664

約数の個数: 48

約数和(自身を含む): 28148736

約数和(自身を除く): 16790956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 2617, 4340, 5234, 10468, 13085, 18319, 26170, 36638, 52340, 73276, 81127, 91595, 162254, 183190, 324508, 366380, 405635, 567889, 811270, 1135778, 1622540, 2271556, 2839445, 5678890, 11357780]

約数ペア:

[(1, 11357780), (2, 5678890), (4, 2839445), (5, 2271556), (7, 1622540), (10, 1135778), (14, 811270), (20, 567889), (28, 405635), (31, 366380), (35, 324508), (62, 183190), (70, 162254), (124, 91595), (140, 81127), (155, 73276), (217, 52340), (310, 36638), (434, 26170), (620, 18319), (868, 13085), (1085, 10468), (2170, 5234), (2617, 4340)]