30426980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{80071}}^1$

素因数の和:80099

約数の個数: 24

約数和(自身を含む): 67260480

約数和(自身を除く): 36833500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 80071, 160142, 320284, 400355, 800710, 1521349, 1601420, 3042698, 6085396, 7606745, 15213490, 30426980]

約数ペア:

[(1, 30426980), (2, 15213490), (4, 7606745), (5, 6085396), (10, 3042698), (19, 1601420), (20, 1521349), (38, 800710), (76, 400355), (95, 320284), (190, 160142), (380, 80071)]