26871980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 59058720

約数和(自身を除く): 32186740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 107, 116, 145, 214, 290, 428, 433, 535, 580, 866, 1070, 1732, 2140, 2165, 3103, 4330, 6206, 8660, 12412, 12557, 15515, 25114, 31030, 46331, 50228, 62060, 62785, 92662, 125570, 185324, 231655, 251140, 463310, 926620, 1343599, 2687198, 5374396, 6717995, 13435990, 26871980]

約数ペア:

[(1, 26871980), (2, 13435990), (4, 6717995), (5, 5374396), (10, 2687198), (20, 1343599), (29, 926620), (58, 463310), (107, 251140), (116, 231655), (145, 185324), (214, 125570), (290, 92662), (428, 62785), (433, 62060), (535, 50228), (580, 46331), (866, 31030), (1070, 25114), (1732, 15515), (2140, 12557), (2165, 12412), (3103, 8660), (4330, 6206)]