19930700

素因数分解:

$2^2\times 5^2\times {\mathrm{241}}^1\times {\mathrm{827}}^1$

素因数の和:1082

約数の個数: 36

約数和(自身を含む): 43481592

約数和(自身を除く): 23550892

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 241, 482, 827, 964, 1205, 1654, 2410, 3308, 4135, 4820, 6025, 8270, 12050, 16540, 20675, 24100, 41350, 82700, 199307, 398614, 797228, 996535, 1993070, 3986140, 4982675, 9965350, 19930700]

約数ペア:

[(1, 19930700), (2, 9965350), (4, 4982675), (5, 3986140), (10, 1993070), (20, 996535), (25, 797228), (50, 398614), (100, 199307), (241, 82700), (482, 41350), (827, 24100), (964, 20675), (1205, 16540), (1654, 12050), (2410, 8270), (3308, 6025), (4135, 4820)]