420780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{7013}}^1$

素因数の和:7025

約数の個数: 24

約数和(自身を含む): 1178352

約数和(自身を除く): 757572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 7013, 14026, 21039, 28052, 35065, 42078, 70130, 84156, 105195, 140260, 210390, 420780]

約数ペア:

[(1, 420780), (2, 210390), (3, 140260), (4, 105195), (5, 84156), (6, 70130), (10, 42078), (12, 35065), (15, 28052), (20, 21039), (30, 14026), (60, 7013)]