51719140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12373}}^1$

素因数の和:12412

約数の個数: 48

約数和(自身を含む): 124729920

約数和(自身を除く): 73010780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 12373, 24746, 49492, 61865, 123730, 136103, 235087, 247460, 272206, 470174, 544412, 680515, 940348, 1175435, 1361030, 2350870, 2585957, 2722060, 4701740, 5171914, 10343828, 12929785, 25859570, 51719140]

約数ペア:

[(1, 51719140), (2, 25859570), (4, 12929785), (5, 10343828), (10, 5171914), (11, 4701740), (19, 2722060), (20, 2585957), (22, 2350870), (38, 1361030), (44, 1175435), (55, 940348), (76, 680515), (95, 544412), (110, 470174), (190, 272206), (209, 247460), (220, 235087), (380, 136103), (418, 123730), (836, 61865), (1045, 49492), (2090, 24746), (4180, 12373)]