6721840

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1151}}^1$

素因数の和:1237

約数の個数: 40

約数和(自身を含む): 15856128

約数和(自身を除く): 9134288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1151, 1168, 1460, 2302, 2920, 4604, 5755, 5840, 9208, 11510, 18416, 23020, 46040, 84023, 92080, 168046, 336092, 420115, 672184, 840230, 1344368, 1680460, 3360920, 6721840]

約数ペア:

[(1, 6721840), (2, 3360920), (4, 1680460), (5, 1344368), (8, 840230), (10, 672184), (16, 420115), (20, 336092), (40, 168046), (73, 92080), (80, 84023), (146, 46040), (292, 23020), (365, 18416), (584, 11510), (730, 9208), (1151, 5840), (1168, 5755), (1460, 4604), (2302, 2920)]