7620306340

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{563}}^1\times {\mathrm{3739}}^1$

素因数の和:4492

約数の個数: 48

約数和(自身を含む): 16123947840

約数和(自身を除く): 8503641500

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 563, 724, 905, 1126, 1810, 2252, 2815, 3620, 3739, 5630, 7478, 11260, 14956, 18695, 37390, 74780, 101903, 203806, 407612, 509515, 676759, 1019030, 1353518, 2038060, 2105057, 2707036, 3383795, 4210114, 6767590, 8420228, 10525285, 13535180, 21050570, 42101140, 381015317, 762030634, 1524061268, 1905076585, 3810153170, 7620306340]

約数ペア:

[(1, 7620306340), (2, 3810153170), (4, 1905076585), (5, 1524061268), (10, 762030634), (20, 381015317), (181, 42101140), (362, 21050570), (563, 13535180), (724, 10525285), (905, 8420228), (1126, 6767590), (1810, 4210114), (2252, 3383795), (2815, 2707036), (3620, 2105057), (3739, 2038060), (5630, 1353518), (7478, 1019030), (11260, 676759), (14956, 509515), (18695, 407612), (37390, 203806), (74780, 101903)]