13200820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34739}}^1$

素因数の和:34767

約数の個数: 24

約数和(自身を含む): 29181600

約数和(自身を除く): 15980780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 34739, 69478, 138956, 173695, 347390, 660041, 694780, 1320082, 2640164, 3300205, 6600410, 13200820]

約数ペア:

[(1, 13200820), (2, 6600410), (4, 3300205), (5, 2640164), (10, 1320082), (19, 694780), (20, 660041), (38, 347390), (76, 173695), (95, 138956), (190, 69478), (380, 34739)]