4507090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 9723456

約数和(自身を除く): 5216366

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 67, 70, 134, 155, 217, 310, 335, 434, 469, 670, 938, 961, 1085, 1922, 2077, 2170, 2345, 4154, 4690, 4805, 6727, 9610, 10385, 13454, 14539, 20770, 29078, 33635, 64387, 67270, 72695, 128774, 145390, 321935, 450709, 643870, 901418, 2253545, 4507090]

約数ペア:

[(1, 4507090), (2, 2253545), (5, 901418), (7, 643870), (10, 450709), (14, 321935), (31, 145390), (35, 128774), (62, 72695), (67, 67270), (70, 64387), (134, 33635), (155, 29078), (217, 20770), (310, 14539), (335, 13454), (434, 10385), (469, 9610), (670, 6727), (938, 4805), (961, 4690), (1085, 4154), (1922, 2345), (2077, 2170)]