16407320

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2371}}^1$

素因数の和:2555

約数の個数: 32

約数和(自身を含む): 37145520

約数和(自身を除く): 20738200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 2371, 3460, 4742, 6920, 9484, 11855, 18968, 23710, 47420, 94840, 410183, 820366, 1640732, 2050915, 3281464, 4101830, 8203660, 16407320]

約数ペア:

[(1, 16407320), (2, 8203660), (4, 4101830), (5, 3281464), (8, 2050915), (10, 1640732), (20, 820366), (40, 410183), (173, 94840), (346, 47420), (692, 23710), (865, 18968), (1384, 11855), (1730, 9484), (2371, 6920), (3460, 4742)]