201609567920

素因数分解:

$2^4\times 5^1\times {\mathrm{2520119599}}^1$

素因数の和:2520119612

約数の個数: 20

約数和(自身を含む): 468742245600

約数和(自身を除く): 267132677680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2520119599, 5040239198, 10080478396, 12600597995, 20160956792, 25201195990, 40321913584, 50402391980, 100804783960, 201609567920]

約数ペア:

[(1, 201609567920), (2, 100804783960), (4, 50402391980), (5, 40321913584), (8, 25201195990), (10, 20160956792), (16, 12600597995), (20, 10080478396), (40, 5040239198), (80, 2520119599)]