19846740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4937}}^1$

素因数の和:5016

約数の個数: 48

約数和(自身を含む): 56411712

約数和(自身を除く): 36564972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 4937, 9874, 14811, 19748, 24685, 29622, 49370, 59244, 74055, 98740, 148110, 296220, 330779, 661558, 992337, 1323116, 1653895, 1984674, 3307790, 3969348, 4961685, 6615580, 9923370, 19846740]

約数ペア:

[(1, 19846740), (2, 9923370), (3, 6615580), (4, 4961685), (5, 3969348), (6, 3307790), (10, 1984674), (12, 1653895), (15, 1323116), (20, 992337), (30, 661558), (60, 330779), (67, 296220), (134, 148110), (201, 98740), (268, 74055), (335, 59244), (402, 49370), (670, 29622), (804, 24685), (1005, 19748), (1340, 14811), (2010, 9874), (4020, 4937)]