28561610

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{757}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 65491200

約数和(自身を除く): 36929590

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 343, 385, 490, 539, 686, 757, 770, 1078, 1514, 1715, 2695, 3430, 3773, 3785, 5299, 5390, 7546, 7570, 8327, 10598, 16654, 18865, 26495, 37093, 37730, 41635, 52990, 58289, 74186, 83270, 116578, 185465, 259651, 291445, 370930, 408023, 519302, 582890, 816046, 1298255, 2040115, 2596510, 2856161, 4080230, 5712322, 14280805, 28561610]

約数ペア:

[(1, 28561610), (2, 14280805), (5, 5712322), (7, 4080230), (10, 2856161), (11, 2596510), (14, 2040115), (22, 1298255), (35, 816046), (49, 582890), (55, 519302), (70, 408023), (77, 370930), (98, 291445), (110, 259651), (154, 185465), (245, 116578), (343, 83270), (385, 74186), (490, 58289), (539, 52990), (686, 41635), (757, 37730), (770, 37093), (1078, 26495), (1514, 18865), (1715, 16654), (2695, 10598), (3430, 8327), (3773, 7570), (3785, 7546), (5299, 5390)]