2018648420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{12487}}^1$

素因数の和:12692

約数の個数: 48

約数和(自身を含む): 4342826880

約数和(自身を除く): 2324178460

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 137, 236, 274, 295, 548, 590, 685, 1180, 1370, 2740, 8083, 12487, 16166, 24974, 32332, 40415, 49948, 62435, 80830, 124870, 161660, 249740, 736733, 1473466, 1710719, 2946932, 3421438, 3683665, 6842876, 7367330, 8553595, 14734660, 17107190, 34214380, 100932421, 201864842, 403729684, 504662105, 1009324210, 2018648420]

約数ペア:

[(1, 2018648420), (2, 1009324210), (4, 504662105), (5, 403729684), (10, 201864842), (20, 100932421), (59, 34214380), (118, 17107190), (137, 14734660), (236, 8553595), (274, 7367330), (295, 6842876), (548, 3683665), (590, 3421438), (685, 2946932), (1180, 1710719), (1370, 1473466), (2740, 736733), (8083, 249740), (12487, 161660), (16166, 124870), (24974, 80830), (32332, 62435), (40415, 49948)]