22050280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1291}}^1$

素因数の和:1370

約数の個数: 64

約数和(自身を含む): 57674880

約数和(自身を除く): 35624600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1291, 1708, 2135, 2440, 2582, 3416, 4270, 5164, 6455, 8540, 9037, 10328, 12910, 17080, 18074, 25820, 36148, 45185, 51640, 72296, 78751, 90370, 157502, 180740, 315004, 361480, 393755, 551257, 630008, 787510, 1102514, 1575020, 2205028, 2756285, 3150040, 4410056, 5512570, 11025140, 22050280]

約数ペア:

[(1, 22050280), (2, 11025140), (4, 5512570), (5, 4410056), (7, 3150040), (8, 2756285), (10, 2205028), (14, 1575020), (20, 1102514), (28, 787510), (35, 630008), (40, 551257), (56, 393755), (61, 361480), (70, 315004), (122, 180740), (140, 157502), (244, 90370), (280, 78751), (305, 72296), (427, 51640), (488, 45185), (610, 36148), (854, 25820), (1220, 18074), (1291, 17080), (1708, 12910), (2135, 10328), (2440, 9037), (2582, 8540), (3416, 6455), (4270, 5164)]