788196880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{229127}}^1$

素因数の和:229183

約数の個数: 40

約数和(自身を含む): 1875183552

約数和(自身を除く): 1086986672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 229127, 458254, 916508, 1145635, 1833016, 2291270, 3666032, 4582540, 9165080, 9852461, 18330160, 19704922, 39409844, 49262305, 78819688, 98524610, 157639376, 197049220, 394098440, 788196880]

約数ペア:

[(1, 788196880), (2, 394098440), (4, 197049220), (5, 157639376), (8, 98524610), (10, 78819688), (16, 49262305), (20, 39409844), (40, 19704922), (43, 18330160), (80, 9852461), (86, 9165080), (172, 4582540), (215, 3666032), (344, 2291270), (430, 1833016), (688, 1145635), (860, 916508), (1720, 458254), (3440, 229127)]