2745760

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^2$

素因数の和:277

約数の個数: 36

約数和(自身を含む): 6536754

約数和(自身を除く): 3790994

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 10480, 17161, 20960, 34322, 68644, 85805, 137288, 171610, 274576, 343220, 549152, 686440, 1372880, 2745760]

約数ペア:

[(1, 2745760), (2, 1372880), (4, 686440), (5, 549152), (8, 343220), (10, 274576), (16, 171610), (20, 137288), (32, 85805), (40, 68644), (80, 34322), (131, 20960), (160, 17161), (262, 10480), (524, 5240), (655, 4192), (1048, 2620), (1310, 2096)]