849014780

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{305401}}^1$

素因数の和:305549

約数の個数: 24

約数和(自身を含む): 1795763760

約数和(自身を除く): 946748980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 305401, 610802, 1221604, 1527005, 3054010, 6108020, 42450739, 84901478, 169802956, 212253695, 424507390, 849014780]

約数ペア:

[(1, 849014780), (2, 424507390), (4, 212253695), (5, 169802956), (10, 84901478), (20, 42450739), (139, 6108020), (278, 3054010), (556, 1527005), (695, 1221604), (1390, 610802), (2780, 305401)]