280528060

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{17599}}^1$

素因数の和:18405

約数の個数: 24

約数和(自身を含む): 589881600

約数和(自身を除く): 309353540

約数列:

[1, 2, 4, 5, 10, 20, 797, 1594, 3188, 3985, 7970, 15940, 17599, 35198, 70396, 87995, 175990, 351980, 14026403, 28052806, 56105612, 70132015, 140264030, 280528060]

約数ペア:

[(1, 280528060), (2, 140264030), (4, 70132015), (5, 56105612), (10, 28052806), (20, 14026403), (797, 351980), (1594, 175990), (3188, 87995), (3985, 70396), (7970, 35198), (15940, 17599)]