18925680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{78857}}^1$

素因数の和:78873

約数の個数: 40

約数和(自身を含む): 58670352

約数和(自身を除く): 39744672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 78857, 157714, 236571, 315428, 394285, 473142, 630856, 788570, 946284, 1182855, 1261712, 1577140, 1892568, 2365710, 3154280, 3785136, 4731420, 6308560, 9462840, 18925680]

約数ペア:

[(1, 18925680), (2, 9462840), (3, 6308560), (4, 4731420), (5, 3785136), (6, 3154280), (8, 2365710), (10, 1892568), (12, 1577140), (15, 1261712), (16, 1182855), (20, 946284), (24, 788570), (30, 630856), (40, 473142), (48, 394285), (60, 315428), (80, 236571), (120, 157714), (240, 78857)]