219062960

素因数分解:

$2^4\times 5^1\times {\mathrm{2738287}}^1$

素因数の和:2738300

約数の個数: 20

約数和(自身を含む): 509321568

約数和(自身を除く): 290258608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2738287, 5476574, 10953148, 13691435, 21906296, 27382870, 43812592, 54765740, 109531480, 219062960]

約数ペア:

[(1, 219062960), (2, 109531480), (4, 54765740), (5, 43812592), (8, 27382870), (10, 21906296), (16, 13691435), (20, 10953148), (40, 5476574), (80, 2738287)]