275265620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{3011}}^1$

素因数の和:3680

約数の個数: 48

約数和(自身を含む): 661868928

約数和(自身を除く): 386603308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 653, 1306, 2612, 3011, 3265, 4571, 6022, 6530, 9142, 12044, 13060, 15055, 18284, 21077, 22855, 30110, 42154, 45710, 60220, 84308, 91420, 105385, 210770, 421540, 1966183, 3932366, 7864732, 9830915, 13763281, 19661830, 27526562, 39323660, 55053124, 68816405, 137632810, 275265620]

約数ペア:

[(1, 275265620), (2, 137632810), (4, 68816405), (5, 55053124), (7, 39323660), (10, 27526562), (14, 19661830), (20, 13763281), (28, 9830915), (35, 7864732), (70, 3932366), (140, 1966183), (653, 421540), (1306, 210770), (2612, 105385), (3011, 91420), (3265, 84308), (4571, 60220), (6022, 45710), (6530, 42154), (9142, 30110), (12044, 22855), (13060, 21077), (15055, 18284)]