12971300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{6827}}^1$

素因数の和:6860

約数の個数: 36

約数和(自身を含む): 29633520

約数和(自身を除く): 16662220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 6827, 13654, 27308, 34135, 68270, 129713, 136540, 170675, 259426, 341350, 518852, 648565, 682700, 1297130, 2594260, 3242825, 6485650, 12971300]

約数ペア:

[(1, 12971300), (2, 6485650), (4, 3242825), (5, 2594260), (10, 1297130), (19, 682700), (20, 648565), (25, 518852), (38, 341350), (50, 259426), (76, 170675), (95, 136540), (100, 129713), (190, 68270), (380, 34135), (475, 27308), (950, 13654), (1900, 6827)]