12608720

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^2$

素因数の和:807

約数の個数: 30

約数和(自身を含む): 29389302

約数和(自身を除く): 16780582

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 3176, 3970, 6352, 7940, 15880, 31760, 157609, 315218, 630436, 788045, 1260872, 1576090, 2521744, 3152180, 6304360, 12608720]

約数ペア:

[(1, 12608720), (2, 6304360), (4, 3152180), (5, 2521744), (8, 1576090), (10, 1260872), (16, 788045), (20, 630436), (40, 315218), (80, 157609), (397, 31760), (794, 15880), (1588, 7940), (1985, 6352), (3176, 3970)]