214293880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{3187}}^1$

素因数の和:3280

約数の個数: 48

約数和(自身を含む): 494363160

約数和(自身を除く): 280069280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1681, 3187, 3362, 6374, 6724, 8405, 12748, 13448, 15935, 16810, 25496, 31870, 33620, 63740, 67240, 127480, 130667, 261334, 522668, 653335, 1045336, 1306670, 2613340, 5226680, 5357347, 10714694, 21429388, 26786735, 42858776, 53573470, 107146940, 214293880]

約数ペア:

[(1, 214293880), (2, 107146940), (4, 53573470), (5, 42858776), (8, 26786735), (10, 21429388), (20, 10714694), (40, 5357347), (41, 5226680), (82, 2613340), (164, 1306670), (205, 1045336), (328, 653335), (410, 522668), (820, 261334), (1640, 130667), (1681, 127480), (3187, 67240), (3362, 63740), (6374, 33620), (6724, 31870), (8405, 25496), (12748, 16810), (13448, 15935)]