890603140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{374203}}^1$

素因数の和:374236

約数の個数: 48

約数和(自身を含む): 2263185792

約数和(自身を除く): 1372582652

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 374203, 748406, 1496812, 1871015, 2619421, 3742030, 5238842, 6361451, 7484060, 10477684, 12722902, 13097105, 25445804, 26194210, 31807255, 44530157, 52388420, 63614510, 89060314, 127229020, 178120628, 222650785, 445301570, 890603140]

約数ペア:

[(1, 890603140), (2, 445301570), (4, 222650785), (5, 178120628), (7, 127229020), (10, 89060314), (14, 63614510), (17, 52388420), (20, 44530157), (28, 31807255), (34, 26194210), (35, 25445804), (68, 13097105), (70, 12722902), (85, 10477684), (119, 7484060), (140, 6361451), (170, 5238842), (238, 3742030), (340, 2619421), (476, 1871015), (595, 1496812), (1190, 748406), (2380, 374203)]