4518990

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{797}}^1$

素因数の和:823

約数の個数: 80

約数和(自身を含む): 13904352

約数和(自身を除く): 9385362

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 797, 810, 945, 1134, 1594, 1890, 2391, 2835, 3985, 4782, 5579, 5670, 7173, 7970, 11158, 11955, 14346, 16737, 21519, 23910, 27895, 33474, 35865, 43038, 50211, 55790, 64557, 71730, 83685, 100422, 107595, 129114, 150633, 167370, 215190, 251055, 301266, 322785, 451899, 502110, 645570, 753165, 903798, 1506330, 2259495, 4518990]

約数ペア:

[(1, 4518990), (2, 2259495), (3, 1506330), (5, 903798), (6, 753165), (7, 645570), (9, 502110), (10, 451899), (14, 322785), (15, 301266), (18, 251055), (21, 215190), (27, 167370), (30, 150633), (35, 129114), (42, 107595), (45, 100422), (54, 83685), (63, 71730), (70, 64557), (81, 55790), (90, 50211), (105, 43038), (126, 35865), (135, 33474), (162, 27895), (189, 23910), (210, 21519), (270, 16737), (315, 14346), (378, 11955), (405, 11158), (567, 7970), (630, 7173), (797, 5670), (810, 5579), (945, 4782), (1134, 3985), (1594, 2835), (1890, 2391)]