200905240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{264349}}^1$

素因数の和:264379

約数の個数: 32

約数和(自身を含む): 475830000

約数和(自身を除く): 274924760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 264349, 528698, 1057396, 1321745, 2114792, 2643490, 5022631, 5286980, 10045262, 10573960, 20090524, 25113155, 40181048, 50226310, 100452620, 200905240]

約数ペア:

[(1, 200905240), (2, 100452620), (4, 50226310), (5, 40181048), (8, 25113155), (10, 20090524), (19, 10573960), (20, 10045262), (38, 5286980), (40, 5022631), (76, 2643490), (95, 2114792), (152, 1321745), (190, 1057396), (380, 528698), (760, 264349)]