20191294270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{300779}}^1$

素因数の和:300937

約数の個数: 48

約数和(自身を含む): 42586838640

約数和(自身を除く): 22395544370

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 137, 245, 274, 490, 685, 959, 1370, 1918, 4795, 6713, 9590, 13426, 33565, 67130, 300779, 601558, 1503895, 2105453, 3007790, 4210906, 10527265, 14738171, 21054530, 29476342, 41206723, 73690855, 82413446, 147381710, 206033615, 288447061, 412067230, 576894122, 1442235305, 2019129427, 2884470610, 4038258854, 10095647135, 20191294270]

約数ペア:

[(1, 20191294270), (2, 10095647135), (5, 4038258854), (7, 2884470610), (10, 2019129427), (14, 1442235305), (35, 576894122), (49, 412067230), (70, 288447061), (98, 206033615), (137, 147381710), (245, 82413446), (274, 73690855), (490, 41206723), (685, 29476342), (959, 21054530), (1370, 14738171), (1918, 10527265), (4795, 4210906), (6713, 3007790), (9590, 2105453), (13426, 1503895), (33565, 601558), (67130, 300779)]