1278840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{10657}}^1$

素因数の和:10671

約数の個数: 32

約数和(自身を含む): 3836880

約数和(自身を除く): 2558040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10657, 21314, 31971, 42628, 53285, 63942, 85256, 106570, 127884, 159855, 213140, 255768, 319710, 426280, 639420, 1278840]

約数ペア:

[(1, 1278840), (2, 639420), (3, 426280), (4, 319710), (5, 255768), (6, 213140), (8, 159855), (10, 127884), (12, 106570), (15, 85256), (20, 63942), (24, 53285), (30, 42628), (40, 31971), (60, 21314), (120, 10657)]