40244080

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{881}}^1$

素因数の和:1465

約数の個数: 40

約数和(自身を含む): 93837744

約数和(自身を除く): 53593664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 881, 1142, 1762, 2284, 2855, 3524, 4405, 4568, 5710, 7048, 8810, 9136, 11420, 14096, 17620, 22840, 35240, 45680, 70480, 503051, 1006102, 2012204, 2515255, 4024408, 5030510, 8048816, 10061020, 20122040, 40244080]

約数ペア:

[(1, 40244080), (2, 20122040), (4, 10061020), (5, 8048816), (8, 5030510), (10, 4024408), (16, 2515255), (20, 2012204), (40, 1006102), (80, 503051), (571, 70480), (881, 45680), (1142, 35240), (1762, 22840), (2284, 17620), (2855, 14096), (3524, 11420), (4405, 9136), (4568, 8810), (5710, 7048)]