4980980

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{919}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 10510080

約数和(自身を除く): 5529100

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 919, 1084, 1355, 1838, 2710, 3676, 4595, 5420, 9190, 18380, 249049, 498098, 996196, 1245245, 2490490, 4980980]

約数ペア:

[(1, 4980980), (2, 2490490), (4, 1245245), (5, 996196), (10, 498098), (20, 249049), (271, 18380), (542, 9190), (919, 5420), (1084, 4595), (1355, 3676), (1838, 2710)]