252620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:769

約数の個数: 24

約数和(自身を含む): 562464

約数和(自身を除く): 309844

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 743, 1486, 2972, 3715, 7430, 12631, 14860, 25262, 50524, 63155, 126310, 252620]

約数ペア:

[(1, 252620), (2, 126310), (4, 63155), (5, 50524), (10, 25262), (17, 14860), (20, 12631), (34, 7430), (68, 3715), (85, 2972), (170, 1486), (340, 743)]