4080967760

素因数分解:

$2^4\times 5^1\times {\mathrm{2837}}^1\times {\mathrm{17981}}^1$

素因数の和:20831

約数の個数: 40

約数和(自身を含む): 9492122376

約数和(自身を除く): 5411154616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2837, 5674, 11348, 14185, 17981, 22696, 28370, 35962, 45392, 56740, 71924, 89905, 113480, 143848, 179810, 226960, 287696, 359620, 719240, 1438480, 51012097, 102024194, 204048388, 255060485, 408096776, 510120970, 816193552, 1020241940, 2040483880, 4080967760]

約数ペア:

[(1, 4080967760), (2, 2040483880), (4, 1020241940), (5, 816193552), (8, 510120970), (10, 408096776), (16, 255060485), (20, 204048388), (40, 102024194), (80, 51012097), (2837, 1438480), (5674, 719240), (11348, 359620), (14185, 287696), (17981, 226960), (22696, 179810), (28370, 143848), (35962, 113480), (45392, 89905), (56740, 71924)]