19189120

素因数分解:

$2^7\times 5^1\times {\mathrm{29983}}^1$

素因数の和:30002

約数の個数: 32

約数和(自身を含む): 45875520

約数和(自身を除く): 26686400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29983, 59966, 119932, 149915, 239864, 299830, 479728, 599660, 959456, 1199320, 1918912, 2398640, 3837824, 4797280, 9594560, 19189120]

約数ペア:

[(1, 19189120), (2, 9594560), (4, 4797280), (5, 3837824), (8, 2398640), (10, 1918912), (16, 1199320), (20, 959456), (32, 599660), (40, 479728), (64, 299830), (80, 239864), (128, 149915), (160, 119932), (320, 59966), (640, 29983)]