13447760

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1691

約数の個数: 40

約数和(自身を含む): 31578336

約数和(自身を除く): 18130576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1571, 1712, 2140, 3142, 4280, 6284, 7855, 8560, 12568, 15710, 25136, 31420, 62840, 125680, 168097, 336194, 672388, 840485, 1344776, 1680970, 2689552, 3361940, 6723880, 13447760]

約数ペア:

[(1, 13447760), (2, 6723880), (4, 3361940), (5, 2689552), (8, 1680970), (10, 1344776), (16, 840485), (20, 672388), (40, 336194), (80, 168097), (107, 125680), (214, 62840), (428, 31420), (535, 25136), (856, 15710), (1070, 12568), (1571, 8560), (1712, 7855), (2140, 6284), (3142, 4280)]