15665944340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1\times {\mathrm{8753}}^1$

素因数の和:9692

約数の個数: 48

約数和(自身を含む): 33244540560

約数和(自身を除く): 17578596220

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 821, 1090, 1642, 2180, 3284, 4105, 8210, 8753, 16420, 17506, 35012, 43765, 87530, 89489, 175060, 178978, 357956, 447445, 894890, 954077, 1789780, 1908154, 3816308, 4770385, 7186213, 9540770, 14372426, 19081540, 28744852, 35931065, 71862130, 143724260, 783297217, 1566594434, 3133188868, 3916486085, 7832972170, 15665944340]

約数ペア:

[(1, 15665944340), (2, 7832972170), (4, 3916486085), (5, 3133188868), (10, 1566594434), (20, 783297217), (109, 143724260), (218, 71862130), (436, 35931065), (545, 28744852), (821, 19081540), (1090, 14372426), (1642, 9540770), (2180, 7186213), (3284, 4770385), (4105, 3816308), (8210, 1908154), (8753, 1789780), (16420, 954077), (17506, 894890), (35012, 447445), (43765, 357956), (87530, 178978), (89489, 175060)]