129709360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147397}}^1$

素因数の和:147421

約数の個数: 40

約数和(自身を含む): 328992336

約数和(自身を除く): 199282976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 147397, 294794, 589588, 736985, 1179176, 1473970, 1621367, 2358352, 2947940, 3242734, 5895880, 6485468, 8106835, 11791760, 12970936, 16213670, 25941872, 32427340, 64854680, 129709360]

約数ペア:

[(1, 129709360), (2, 64854680), (4, 32427340), (5, 25941872), (8, 16213670), (10, 12970936), (11, 11791760), (16, 8106835), (20, 6485468), (22, 5895880), (40, 3242734), (44, 2947940), (55, 2358352), (80, 1621367), (88, 1473970), (110, 1179176), (176, 736985), (220, 589588), (440, 294794), (880, 147397)]