389968864

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4861}}^1$

素因数の和:5003

約数の個数: 48

約数和(自身を含む): 808647840

約数和(自身を除く): 418678976

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 109, 184, 218, 368, 436, 736, 872, 1744, 2507, 3488, 4861, 5014, 9722, 10028, 19444, 20056, 38888, 40112, 77776, 80224, 111803, 155552, 223606, 447212, 529849, 894424, 1059698, 1788848, 2119396, 3577696, 4238792, 8477584, 12186527, 16955168, 24373054, 48746108, 97492216, 194984432, 389968864]

約数ペア:

[(1, 389968864), (2, 194984432), (4, 97492216), (8, 48746108), (16, 24373054), (23, 16955168), (32, 12186527), (46, 8477584), (92, 4238792), (109, 3577696), (184, 2119396), (218, 1788848), (368, 1059698), (436, 894424), (736, 529849), (872, 447212), (1744, 223606), (2507, 155552), (3488, 111803), (4861, 80224), (5014, 77776), (9722, 40112), (10028, 38888), (19444, 20056)]