5289980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13921}}^1$

素因数の和:13949

約数の個数: 24

約数和(自身を含む): 11694480

約数和(自身を除く): 6404500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 13921, 27842, 55684, 69605, 139210, 264499, 278420, 528998, 1057996, 1322495, 2644990, 5289980]

約数ペア:

[(1, 5289980), (2, 2644990), (4, 1322495), (5, 1057996), (10, 528998), (19, 278420), (20, 264499), (38, 139210), (76, 69605), (95, 55684), (190, 27842), (380, 13921)]