6857720

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{991}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 15534720

約数和(自身を除く): 8677000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 991, 1384, 1730, 1982, 3460, 3964, 4955, 6920, 7928, 9910, 19820, 39640, 171443, 342886, 685772, 857215, 1371544, 1714430, 3428860, 6857720]

約数ペア:

[(1, 6857720), (2, 3428860), (4, 1714430), (5, 1371544), (8, 857215), (10, 685772), (20, 342886), (40, 171443), (173, 39640), (346, 19820), (692, 9910), (865, 7928), (991, 6920), (1384, 4955), (1730, 3964), (1982, 3460)]