207345843940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1\times {\mathrm{104681}}^1$

素因数の和:105808

約数の個数: 48

約数和(自身を含む): 440350276464

約数和(自身を除く): 233004432524

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1021, 1940, 2042, 4084, 5105, 10210, 20420, 99037, 104681, 198074, 209362, 396148, 418724, 495185, 523405, 990370, 1046810, 1980740, 2093620, 10154057, 20308114, 40616228, 50770285, 101540570, 106879301, 203081140, 213758602, 427517204, 534396505, 1068793010, 2137586020, 10367292197, 20734584394, 41469168788, 51836460985, 103672921970, 207345843940]

約数ペア:

[(1, 207345843940), (2, 103672921970), (4, 51836460985), (5, 41469168788), (10, 20734584394), (20, 10367292197), (97, 2137586020), (194, 1068793010), (388, 534396505), (485, 427517204), (970, 213758602), (1021, 203081140), (1940, 106879301), (2042, 101540570), (4084, 50770285), (5105, 40616228), (10210, 20308114), (20420, 10154057), (99037, 2093620), (104681, 1980740), (198074, 1046810), (209362, 990370), (396148, 523405), (418724, 495185)]