83347180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4283}}^1$

素因数の和:4438

約数の個数: 48

約数和(自身を含む): 201519360

約数和(自身を除く): 118172180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4283, 4865, 8566, 9730, 17132, 19460, 21415, 29981, 42830, 59962, 85660, 119924, 149905, 299810, 595337, 599620, 1190674, 2381348, 2976685, 4167359, 5953370, 8334718, 11906740, 16669436, 20836795, 41673590, 83347180]

約数ペア:

[(1, 83347180), (2, 41673590), (4, 20836795), (5, 16669436), (7, 11906740), (10, 8334718), (14, 5953370), (20, 4167359), (28, 2976685), (35, 2381348), (70, 1190674), (139, 599620), (140, 595337), (278, 299810), (556, 149905), (695, 119924), (973, 85660), (1390, 59962), (1946, 42830), (2780, 29981), (3892, 21415), (4283, 19460), (4865, 17132), (8566, 9730)]