40340656

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{821}}^1$

素因数の和:949

約数の個数: 40

約数和(自身を含む): 81338544

約数和(自身を除く): 40997888

約数列:

[1, 2, 4, 8, 16, 37, 74, 83, 148, 166, 296, 332, 592, 664, 821, 1328, 1642, 3071, 3284, 6142, 6568, 12284, 13136, 24568, 30377, 49136, 60754, 68143, 121508, 136286, 243016, 272572, 486032, 545144, 1090288, 2521291, 5042582, 10085164, 20170328, 40340656]

約数ペア:

[(1, 40340656), (2, 20170328), (4, 10085164), (8, 5042582), (16, 2521291), (37, 1090288), (74, 545144), (83, 486032), (148, 272572), (166, 243016), (296, 136286), (332, 121508), (592, 68143), (664, 60754), (821, 49136), (1328, 30377), (1642, 24568), (3071, 13136), (3284, 12284), (6142, 6568)]