2640610

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 5872824

約数和(自身を除く): 3232214

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 317, 490, 595, 634, 833, 1190, 1585, 1666, 2219, 3170, 4165, 4438, 5389, 8330, 10778, 11095, 15533, 22190, 26945, 31066, 37723, 53890, 75446, 77665, 155330, 188615, 264061, 377230, 528122, 1320305, 2640610]

約数ペア:

[(1, 2640610), (2, 1320305), (5, 528122), (7, 377230), (10, 264061), (14, 188615), (17, 155330), (34, 77665), (35, 75446), (49, 53890), (70, 37723), (85, 31066), (98, 26945), (119, 22190), (170, 15533), (238, 11095), (245, 10778), (317, 8330), (490, 5389), (595, 4438), (634, 4165), (833, 3170), (1190, 2219), (1585, 1666)]