9827980

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2039}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 20734560

約数和(自身を除く): 10906580

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2039, 2410, 4078, 4820, 8156, 10195, 20390, 40780, 491399, 982798, 1965596, 2456995, 4913990, 9827980]

約数ペア:

[(1, 9827980), (2, 4913990), (4, 2456995), (5, 1965596), (10, 982798), (20, 491399), (241, 40780), (482, 20390), (964, 10195), (1205, 8156), (2039, 4820), (2410, 4078)]