20324860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59779}}^1$

素因数の和:59805

約数の個数: 24

約数和(自身を含む): 45193680

約数和(自身を除く): 24868820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59779, 119558, 239116, 298895, 597790, 1016243, 1195580, 2032486, 4064972, 5081215, 10162430, 20324860]

約数ペア:

[(1, 20324860), (2, 10162430), (4, 5081215), (5, 4064972), (10, 2032486), (17, 1195580), (20, 1016243), (34, 597790), (68, 298895), (85, 239116), (170, 119558), (340, 59779)]