1969520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3517}}^1$

素因数の和:3537

約数の個数: 40

約数和(自身を含む): 5234784

約数和(自身を除く): 3265264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3517, 7034, 14068, 17585, 24619, 28136, 35170, 49238, 56272, 70340, 98476, 123095, 140680, 196952, 246190, 281360, 393904, 492380, 984760, 1969520]

約数ペア:

[(1, 1969520), (2, 984760), (4, 492380), (5, 393904), (7, 281360), (8, 246190), (10, 196952), (14, 140680), (16, 123095), (20, 98476), (28, 70340), (35, 56272), (40, 49238), (56, 35170), (70, 28136), (80, 24619), (112, 17585), (140, 14068), (280, 7034), (560, 3517)]