305120

素因数分解:

$2^5\times 5^1\times {\mathrm{1907}}^1$

素因数の和:1922

約数の個数: 24

約数和(自身を含む): 721224

約数和(自身を除く): 416104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1907, 3814, 7628, 9535, 15256, 19070, 30512, 38140, 61024, 76280, 152560, 305120]

約数ペア:

[(1, 305120), (2, 152560), (4, 76280), (5, 61024), (8, 38140), (10, 30512), (16, 19070), (20, 15256), (32, 9535), (40, 7628), (80, 3814), (160, 1907)]