2019950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:652

約数の個数: 24

約数和(自身を含む): 3816720

約数和(自身を除く): 1796770

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 569, 710, 1138, 1775, 2845, 3550, 5690, 14225, 28450, 40399, 80798, 201995, 403990, 1009975, 2019950]

約数ペア:

[(1, 2019950), (2, 1009975), (5, 403990), (10, 201995), (25, 80798), (50, 40399), (71, 28450), (142, 14225), (355, 5690), (569, 3550), (710, 2845), (1138, 1775)]