392654540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{4649}}^1$

素因数の和:4802

約数の個数: 48

約数和(自身を含む): 853070400

約数和(自身を除く): 460415860

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 103, 164, 205, 206, 410, 412, 515, 820, 1030, 2060, 4223, 4649, 8446, 9298, 16892, 18596, 21115, 23245, 42230, 46490, 84460, 92980, 190609, 381218, 478847, 762436, 953045, 957694, 1906090, 1915388, 2394235, 3812180, 4788470, 9576940, 19632727, 39265454, 78530908, 98163635, 196327270, 392654540]

約数ペア:

[(1, 392654540), (2, 196327270), (4, 98163635), (5, 78530908), (10, 39265454), (20, 19632727), (41, 9576940), (82, 4788470), (103, 3812180), (164, 2394235), (205, 1915388), (206, 1906090), (410, 957694), (412, 953045), (515, 762436), (820, 478847), (1030, 381218), (2060, 190609), (4223, 92980), (4649, 84460), (8446, 46490), (9298, 42230), (16892, 23245), (18596, 21115)]