19246160

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2129}}^1$

素因数の和:2255

約数の個数: 40

約数和(自身を含む): 45164520

約数和(自身を除く): 25918360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2129, 2260, 4258, 4520, 8516, 9040, 10645, 17032, 21290, 34064, 42580, 85160, 170320, 240577, 481154, 962308, 1202885, 1924616, 2405770, 3849232, 4811540, 9623080, 19246160]

約数ペア:

[(1, 19246160), (2, 9623080), (4, 4811540), (5, 3849232), (8, 2405770), (10, 1924616), (16, 1202885), (20, 962308), (40, 481154), (80, 240577), (113, 170320), (226, 85160), (452, 42580), (565, 34064), (904, 21290), (1130, 17032), (1808, 10645), (2129, 9040), (2260, 8516), (4258, 4520)]