4028380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10601}}^1$

素因数の和:10629

約数の個数: 24

約数和(自身を含む): 8905680

約数和(自身を除く): 4877300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 10601, 21202, 42404, 53005, 106010, 201419, 212020, 402838, 805676, 1007095, 2014190, 4028380]

約数ペア:

[(1, 4028380), (2, 2014190), (4, 1007095), (5, 805676), (10, 402838), (19, 212020), (20, 201419), (38, 106010), (76, 53005), (95, 42404), (190, 21202), (380, 10601)]