26715560

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10949}}^1$

素因数の和:11021

約数の個数: 32

約数和(自身を含む): 61101000

約数和(自身を除く): 34385440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 10949, 21898, 43796, 54745, 87592, 109490, 218980, 437960, 667889, 1335778, 2671556, 3339445, 5343112, 6678890, 13357780, 26715560]

約数ペア:

[(1, 26715560), (2, 13357780), (4, 6678890), (5, 5343112), (8, 3339445), (10, 2671556), (20, 1335778), (40, 667889), (61, 437960), (122, 218980), (244, 109490), (305, 87592), (488, 54745), (610, 43796), (1220, 21898), (2440, 10949)]