173672440

素因数分解:

$2^3\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{4139}}^1$

素因数の和:5199

約数の個数: 32

約数和(自身を含む): 391230000

約数和(自身を除く): 217557560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1049, 2098, 4139, 4196, 5245, 8278, 8392, 10490, 16556, 20695, 20980, 33112, 41390, 41960, 82780, 165560, 4341811, 8683622, 17367244, 21709055, 34734488, 43418110, 86836220, 173672440]

約数ペア:

[(1, 173672440), (2, 86836220), (4, 43418110), (5, 34734488), (8, 21709055), (10, 17367244), (20, 8683622), (40, 4341811), (1049, 165560), (2098, 82780), (4139, 41960), (4196, 41390), (5245, 33112), (8278, 20980), (8392, 20695), (10490, 16556)]