38609360

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1491

約数の個数: 40

約数和(自身を含む): 90041856

約数和(自身を除く): 51432496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 991, 1948, 1982, 2435, 3896, 3964, 4870, 4955, 7792, 7928, 9740, 9910, 15856, 19480, 19820, 38960, 39640, 79280, 482617, 965234, 1930468, 2413085, 3860936, 4826170, 7721872, 9652340, 19304680, 38609360]

約数ペア:

[(1, 38609360), (2, 19304680), (4, 9652340), (5, 7721872), (8, 4826170), (10, 3860936), (16, 2413085), (20, 1930468), (40, 965234), (80, 482617), (487, 79280), (974, 39640), (991, 38960), (1948, 19820), (1982, 19480), (2435, 15856), (3896, 9910), (3964, 9740), (4870, 7928), (4955, 7792)]