845080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 1956240

約数和(自身を除く): 1111160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 571, 740, 1142, 1480, 2284, 2855, 4568, 5710, 11420, 21127, 22840, 42254, 84508, 105635, 169016, 211270, 422540, 845080]

約数ペア:

[(1, 845080), (2, 422540), (4, 211270), (5, 169016), (8, 105635), (10, 84508), (20, 42254), (37, 22840), (40, 21127), (74, 11420), (148, 5710), (185, 4568), (296, 2855), (370, 2284), (571, 1480), (740, 1142)]