4009420

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{653}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 8460144

約数和(自身を除く): 4450724

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 653, 1228, 1306, 1535, 2612, 3070, 3265, 6140, 6530, 13060, 200471, 400942, 801884, 1002355, 2004710, 4009420]

約数ペア:

[(1, 4009420), (2, 2004710), (4, 1002355), (5, 801884), (10, 400942), (20, 200471), (307, 13060), (614, 6530), (653, 6140), (1228, 3265), (1306, 3070), (1535, 2612)]