4020660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{3191}}^1$

素因数の和:3213

約数の個数: 72

約数和(自身を含む): 13942656

約数和(自身を除く): 9921996

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 3191, 6382, 9573, 12764, 15955, 19146, 22337, 28719, 31910, 38292, 44674, 47865, 57438, 63820, 67011, 89348, 95730, 111685, 114876, 134022, 143595, 191460, 201033, 223370, 268044, 287190, 335055, 402066, 446740, 574380, 670110, 804132, 1005165, 1340220, 2010330, 4020660]

約数ペア:

[(1, 4020660), (2, 2010330), (3, 1340220), (4, 1005165), (5, 804132), (6, 670110), (7, 574380), (9, 446740), (10, 402066), (12, 335055), (14, 287190), (15, 268044), (18, 223370), (20, 201033), (21, 191460), (28, 143595), (30, 134022), (35, 114876), (36, 111685), (42, 95730), (45, 89348), (60, 67011), (63, 63820), (70, 57438), (84, 47865), (90, 44674), (105, 38292), (126, 31910), (140, 28719), (180, 22337), (210, 19146), (252, 15955), (315, 12764), (420, 9573), (630, 6382), (1260, 3191)]