15288340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7013}}^1$

素因数の和:7131

約数の個数: 24

約数和(自身を含む): 32404680

約数和(自身を除く): 17116340

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7013, 14026, 28052, 35065, 70130, 140260, 764417, 1528834, 3057668, 3822085, 7644170, 15288340]

約数ペア:

[(1, 15288340), (2, 7644170), (4, 3822085), (5, 3057668), (10, 1528834), (20, 764417), (109, 140260), (218, 70130), (436, 35065), (545, 28052), (1090, 14026), (2180, 7013)]