3901520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{6967}}^1$

素因数の和:6987

約数の個数: 40

約数和(自身を含む): 10368384

約数和(自身を除く): 6466864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 6967, 13934, 27868, 34835, 48769, 55736, 69670, 97538, 111472, 139340, 195076, 243845, 278680, 390152, 487690, 557360, 780304, 975380, 1950760, 3901520]

約数ペア:

[(1, 3901520), (2, 1950760), (4, 975380), (5, 780304), (7, 557360), (8, 487690), (10, 390152), (14, 278680), (16, 243845), (20, 195076), (28, 139340), (35, 111472), (40, 97538), (56, 69670), (70, 55736), (80, 48769), (112, 34835), (140, 27868), (280, 13934), (560, 6967)]