2856156940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1569317}}^1$

素因数の和:1569346

約数の個数: 48

約数和(自身を含む): 7382071872

約数和(自身を除く): 4525914932

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1569317, 3138634, 6277268, 7846585, 10985219, 15693170, 20401121, 21970438, 31386340, 40802242, 43940876, 54926095, 81604484, 102005605, 109852190, 142807847, 204011210, 219704380, 285615694, 408022420, 571231388, 714039235, 1428078470, 2856156940]

約数ペア:

[(1, 2856156940), (2, 1428078470), (4, 714039235), (5, 571231388), (7, 408022420), (10, 285615694), (13, 219704380), (14, 204011210), (20, 142807847), (26, 109852190), (28, 102005605), (35, 81604484), (52, 54926095), (65, 43940876), (70, 40802242), (91, 31386340), (130, 21970438), (140, 20401121), (182, 15693170), (260, 10985219), (364, 7846585), (455, 6277268), (910, 3138634), (1820, 1569317)]