2016259640

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{291367}}^1$

素因数の和:291551

約数の個数: 32

約数和(自身を含む): 4562822880

約数和(自身を除く): 2546563240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 291367, 582734, 1165468, 1456835, 2330936, 2913670, 5827340, 11654680, 50406491, 100812982, 201625964, 252032455, 403251928, 504064910, 1008129820, 2016259640]

約数ペア:

[(1, 2016259640), (2, 1008129820), (4, 504064910), (5, 403251928), (8, 252032455), (10, 201625964), (20, 100812982), (40, 50406491), (173, 11654680), (346, 5827340), (692, 2913670), (865, 2330936), (1384, 1456835), (1730, 1165468), (3460, 582734), (6920, 291367)]