2017991840

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{340877}}^1$

素因数の和:340929

約数の個数: 48

約数和(自身を含む): 4896371592

約数和(自身を除く): 2878379752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 340877, 681754, 1363508, 1704385, 2727016, 3408770, 5454032, 6817540, 10908064, 12612449, 13635080, 25224898, 27270160, 50449796, 54540320, 63062245, 100899592, 126124490, 201799184, 252248980, 403598368, 504497960, 1008995920, 2017991840]

約数ペア:

[(1, 2017991840), (2, 1008995920), (4, 504497960), (5, 403598368), (8, 252248980), (10, 201799184), (16, 126124490), (20, 100899592), (32, 63062245), (37, 54540320), (40, 50449796), (74, 27270160), (80, 25224898), (148, 13635080), (160, 12612449), (185, 10908064), (296, 6817540), (370, 5454032), (592, 3408770), (740, 2727016), (1184, 1704385), (1480, 1363508), (2960, 681754), (5920, 340877)]