19780259800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{14128757}}^1$

素因数の和:14128780

約数の個数: 48

約数和(自身を含む): 52558979760

約数和(自身を除く): 32778719960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 14128757, 28257514, 56515028, 70643785, 98901299, 113030056, 141287570, 197802598, 282575140, 353218925, 395605196, 494506495, 565150280, 706437850, 791210392, 989012990, 1412875700, 1978025980, 2472532475, 2825751400, 3956051960, 4945064950, 9890129900, 19780259800]

約数ペア:

[(1, 19780259800), (2, 9890129900), (4, 4945064950), (5, 3956051960), (7, 2825751400), (8, 2472532475), (10, 1978025980), (14, 1412875700), (20, 989012990), (25, 791210392), (28, 706437850), (35, 565150280), (40, 494506495), (50, 395605196), (56, 353218925), (70, 282575140), (100, 197802598), (140, 141287570), (175, 113030056), (200, 98901299), (280, 70643785), (350, 56515028), (700, 28257514), (1400, 14128757)]