1841720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1123}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 4248720

約数和(自身を除く): 2407000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1123, 1640, 2246, 4492, 5615, 8984, 11230, 22460, 44920, 46043, 92086, 184172, 230215, 368344, 460430, 920860, 1841720]

約数ペア:

[(1, 1841720), (2, 920860), (4, 460430), (5, 368344), (8, 230215), (10, 184172), (20, 92086), (40, 46043), (41, 44920), (82, 22460), (164, 11230), (205, 8984), (328, 5615), (410, 4492), (820, 2246), (1123, 1640)]