22137220

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{461}}^1$

素因数の和:498

約数の個数: 60

約数和(自身を含む): 54350604

約数和(自身を除く): 32213384

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 461, 490, 686, 922, 980, 1372, 1715, 1844, 2305, 2401, 3227, 3430, 4610, 4802, 6454, 6860, 9220, 9604, 12005, 12908, 16135, 22589, 24010, 32270, 45178, 48020, 64540, 90356, 112945, 158123, 225890, 316246, 451780, 632492, 790615, 1106861, 1581230, 2213722, 3162460, 4427444, 5534305, 11068610, 22137220]

約数ペア:

[(1, 22137220), (2, 11068610), (4, 5534305), (5, 4427444), (7, 3162460), (10, 2213722), (14, 1581230), (20, 1106861), (28, 790615), (35, 632492), (49, 451780), (70, 316246), (98, 225890), (140, 158123), (196, 112945), (245, 90356), (343, 64540), (461, 48020), (490, 45178), (686, 32270), (922, 24010), (980, 22589), (1372, 16135), (1715, 12908), (1844, 12005), (2305, 9604), (2401, 9220), (3227, 6860), (3430, 6454), (4610, 4802)]