47902960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{757}}^1$

素因数の和:890

約数の個数: 80

約数和(自身を含む): 128581056

約数和(自身を除く): 80678096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 452, 560, 565, 757, 791, 904, 1130, 1514, 1582, 1808, 2260, 3028, 3164, 3785, 3955, 4520, 5299, 6056, 6328, 7570, 7910, 9040, 10598, 12112, 12656, 15140, 15820, 21196, 26495, 30280, 31640, 42392, 52990, 60560, 63280, 84784, 85541, 105980, 171082, 211960, 342164, 423920, 427705, 598787, 684328, 855410, 1197574, 1368656, 1710820, 2395148, 2993935, 3421640, 4790296, 5987870, 6843280, 9580592, 11975740, 23951480, 47902960]

約数ペア:

[(1, 47902960), (2, 23951480), (4, 11975740), (5, 9580592), (7, 6843280), (8, 5987870), (10, 4790296), (14, 3421640), (16, 2993935), (20, 2395148), (28, 1710820), (35, 1368656), (40, 1197574), (56, 855410), (70, 684328), (80, 598787), (112, 427705), (113, 423920), (140, 342164), (226, 211960), (280, 171082), (452, 105980), (560, 85541), (565, 84784), (757, 63280), (791, 60560), (904, 52990), (1130, 42392), (1514, 31640), (1582, 30280), (1808, 26495), (2260, 21196), (3028, 15820), (3164, 15140), (3785, 12656), (3955, 12112), (4520, 10598), (5299, 9040), (6056, 7910), (6328, 7570)]