2783001580

素因数分解:

$2^2\times 5^1\times {\mathrm{139150079}}^1$

素因数の和:139150088

約数の個数: 12

約数和(自身を含む): 5844303360

約数和(自身を除く): 3061301780

約数列:

[1, 2, 4, 5, 10, 20, 139150079, 278300158, 556600316, 695750395, 1391500790, 2783001580]

約数ペア:

[(1, 2783001580), (2, 1391500790), (4, 695750395), (5, 556600316), (10, 278300158), (20, 139150079)]