7297220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1109}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 17902080

約数和(自身を除く): 10604860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1109, 1316, 1645, 2218, 3290, 4436, 5545, 6580, 7763, 11090, 15526, 22180, 31052, 38815, 52123, 77630, 104246, 155260, 208492, 260615, 364861, 521230, 729722, 1042460, 1459444, 1824305, 3648610, 7297220]

約数ペア:

[(1, 7297220), (2, 3648610), (4, 1824305), (5, 1459444), (7, 1042460), (10, 729722), (14, 521230), (20, 364861), (28, 260615), (35, 208492), (47, 155260), (70, 104246), (94, 77630), (140, 52123), (188, 38815), (235, 31052), (329, 22180), (470, 15526), (658, 11090), (940, 7763), (1109, 6580), (1316, 5545), (1645, 4436), (2218, 3290)]