2523140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 5778864

約数和(自身を除く): 3255724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 181, 205, 340, 362, 410, 697, 724, 820, 905, 1394, 1810, 2788, 3077, 3485, 3620, 6154, 6970, 7421, 12308, 13940, 14842, 15385, 29684, 30770, 37105, 61540, 74210, 126157, 148420, 252314, 504628, 630785, 1261570, 2523140]

約数ペア:

[(1, 2523140), (2, 1261570), (4, 630785), (5, 504628), (10, 252314), (17, 148420), (20, 126157), (34, 74210), (41, 61540), (68, 37105), (82, 30770), (85, 29684), (164, 15385), (170, 14842), (181, 13940), (205, 12308), (340, 7421), (362, 6970), (410, 6154), (697, 3620), (724, 3485), (820, 3077), (905, 2788), (1394, 1810)]