206799080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{126097}}^1$

素因数の和:126149

約数の個数: 32

約数和(自身を含む): 476650440

約数和(自身を除く): 269851360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 126097, 252194, 504388, 630485, 1008776, 1260970, 2521940, 5043880, 5169977, 10339954, 20679908, 25849885, 41359816, 51699770, 103399540, 206799080]

約数ペア:

[(1, 206799080), (2, 103399540), (4, 51699770), (5, 41359816), (8, 25849885), (10, 20679908), (20, 10339954), (40, 5169977), (41, 5043880), (82, 2521940), (164, 1260970), (205, 1008776), (328, 630485), (410, 504388), (820, 252194), (1640, 126097)]