3893720

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{313}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 8817120

約数和(自身を除く): 4923400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 313, 622, 626, 1244, 1252, 1555, 1565, 2488, 2504, 3110, 3130, 6220, 6260, 12440, 12520, 97343, 194686, 389372, 486715, 778744, 973430, 1946860, 3893720]

約数ペア:

[(1, 3893720), (2, 1946860), (4, 973430), (5, 778744), (8, 486715), (10, 389372), (20, 194686), (40, 97343), (311, 12520), (313, 12440), (622, 6260), (626, 6220), (1244, 3130), (1252, 3110), (1555, 2504), (1565, 2488)]