20159010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 54172800

約数和(自身を除く): 34013790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 197, 270, 379, 394, 591, 758, 985, 1137, 1182, 1773, 1895, 1970, 2274, 2955, 3411, 3546, 3790, 5319, 5685, 5910, 6822, 8865, 10233, 10638, 11370, 17055, 17730, 20466, 26595, 34110, 51165, 53190, 74663, 102330, 149326, 223989, 373315, 447978, 671967, 746630, 1119945, 1343934, 2015901, 2239890, 3359835, 4031802, 6719670, 10079505, 20159010]

約数ペア:

[(1, 20159010), (2, 10079505), (3, 6719670), (5, 4031802), (6, 3359835), (9, 2239890), (10, 2015901), (15, 1343934), (18, 1119945), (27, 746630), (30, 671967), (45, 447978), (54, 373315), (90, 223989), (135, 149326), (197, 102330), (270, 74663), (379, 53190), (394, 51165), (591, 34110), (758, 26595), (985, 20466), (1137, 17730), (1182, 17055), (1773, 11370), (1895, 10638), (1970, 10233), (2274, 8865), (2955, 6822), (3411, 5910), (3546, 5685), (3790, 5319)]