12899080

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1931}}^1$

素因数の和:2109

約数の個数: 32

約数和(自身を含む): 29211840

約数和(自身を除く): 16312760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 1931, 3340, 3862, 6680, 7724, 9655, 15448, 19310, 38620, 77240, 322477, 644954, 1289908, 1612385, 2579816, 3224770, 6449540, 12899080]

約数ペア:

[(1, 12899080), (2, 6449540), (4, 3224770), (5, 2579816), (8, 1612385), (10, 1289908), (20, 644954), (40, 322477), (167, 77240), (334, 38620), (668, 19310), (835, 15448), (1336, 9655), (1670, 7724), (1931, 6680), (3340, 3862)]