1667720

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{241}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 3789720

約数和(自身を除く): 2122000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 241, 346, 482, 692, 865, 964, 1205, 1384, 1730, 1928, 2410, 3460, 4820, 6920, 9640, 41693, 83386, 166772, 208465, 333544, 416930, 833860, 1667720]

約数ペア:

[(1, 1667720), (2, 833860), (4, 416930), (5, 333544), (8, 208465), (10, 166772), (20, 83386), (40, 41693), (173, 9640), (241, 6920), (346, 4820), (482, 3460), (692, 2410), (865, 1928), (964, 1730), (1205, 1384)]