142271120

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4051}}^1$

素因数の和:4503

約数の個数: 40

約数和(自身を含む): 331615680

約数和(自身を除く): 189344560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 3512, 4051, 4390, 7024, 8102, 8780, 16204, 17560, 20255, 32408, 35120, 40510, 64816, 81020, 162040, 324080, 1778389, 3556778, 7113556, 8891945, 14227112, 17783890, 28454224, 35567780, 71135560, 142271120]

約数ペア:

[(1, 142271120), (2, 71135560), (4, 35567780), (5, 28454224), (8, 17783890), (10, 14227112), (16, 8891945), (20, 7113556), (40, 3556778), (80, 1778389), (439, 324080), (878, 162040), (1756, 81020), (2195, 64816), (3512, 40510), (4051, 35120), (4390, 32408), (7024, 20255), (8102, 17560), (8780, 16204)]