2557680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{10657}}^1$

素因数の和:10673

約数の個数: 40

約数和(自身を含む): 7929552

約数和(自身を除く): 5371872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 10657, 21314, 31971, 42628, 53285, 63942, 85256, 106570, 127884, 159855, 170512, 213140, 255768, 319710, 426280, 511536, 639420, 852560, 1278840, 2557680]

約数ペア:

[(1, 2557680), (2, 1278840), (3, 852560), (4, 639420), (5, 511536), (6, 426280), (8, 319710), (10, 255768), (12, 213140), (15, 170512), (16, 159855), (20, 127884), (24, 106570), (30, 85256), (40, 63942), (48, 53285), (60, 42628), (80, 31971), (120, 21314), (240, 10657)]