1349720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{823}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 3114720

約数和(自身を除く): 1765000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 823, 1640, 1646, 3292, 4115, 6584, 8230, 16460, 32920, 33743, 67486, 134972, 168715, 269944, 337430, 674860, 1349720]

約数ペア:

[(1, 1349720), (2, 674860), (4, 337430), (5, 269944), (8, 168715), (10, 134972), (20, 67486), (40, 33743), (41, 32920), (82, 16460), (164, 8230), (205, 6584), (328, 4115), (410, 3292), (820, 1646), (823, 1640)]