419240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 967680

約数和(自身を除く): 548440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 223, 235, 376, 446, 470, 892, 940, 1115, 1784, 1880, 2230, 4460, 8920, 10481, 20962, 41924, 52405, 83848, 104810, 209620, 419240]

約数ペア:

[(1, 419240), (2, 209620), (4, 104810), (5, 83848), (8, 52405), (10, 41924), (20, 20962), (40, 10481), (47, 8920), (94, 4460), (188, 2230), (223, 1880), (235, 1784), (376, 1115), (446, 940), (470, 892)]