3897040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{6959}}^1$

素因数の和:6979

約数の個数: 40

約数和(自身を含む): 10356480

約数和(自身を除く): 6459440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 6959, 13918, 27836, 34795, 48713, 55672, 69590, 97426, 111344, 139180, 194852, 243565, 278360, 389704, 487130, 556720, 779408, 974260, 1948520, 3897040]

約数ペア:

[(1, 3897040), (2, 1948520), (4, 974260), (5, 779408), (7, 556720), (8, 487130), (10, 389704), (14, 278360), (16, 243565), (20, 194852), (28, 139180), (35, 111344), (40, 97426), (56, 69590), (70, 55672), (80, 48713), (112, 34795), (140, 27836), (280, 13918), (560, 6959)]