678840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5657}}^1$

素因数の和:5671

約数の個数: 32

約数和(自身を含む): 2036880

約数和(自身を除く): 1358040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5657, 11314, 16971, 22628, 28285, 33942, 45256, 56570, 67884, 84855, 113140, 135768, 169710, 226280, 339420, 678840]

約数ペア:

[(1, 678840), (2, 339420), (3, 226280), (4, 169710), (5, 135768), (6, 113140), (8, 84855), (10, 67884), (12, 56570), (15, 45256), (20, 33942), (24, 28285), (30, 22628), (40, 16971), (60, 11314), (120, 5657)]