4212980

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{673}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 8888712

約数和(自身を除く): 4675732

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 673, 1252, 1346, 1565, 2692, 3130, 3365, 6260, 6730, 13460, 210649, 421298, 842596, 1053245, 2106490, 4212980]

約数ペア:

[(1, 4212980), (2, 2106490), (4, 1053245), (5, 842596), (10, 421298), (20, 210649), (313, 13460), (626, 6730), (673, 6260), (1252, 3365), (1346, 3130), (1565, 2692)]