312036140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1200139}}^1$

素因数の和:1200161

約数の個数: 24

約数和(自身を含む): 705682320

約数和(自身を除く): 393646180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1200139, 2400278, 4800556, 6000695, 12001390, 15601807, 24002780, 31203614, 62407228, 78009035, 156018070, 312036140]

約数ペア:

[(1, 312036140), (2, 156018070), (4, 78009035), (5, 62407228), (10, 31203614), (13, 24002780), (20, 15601807), (26, 12001390), (52, 6000695), (65, 4800556), (130, 2400278), (260, 1200139)]