20145861310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1933}}^1\times {\mathrm{2887}}^1$

素因数の和:4865

約数の個数: 48

約数和(自身を含む): 38304618336

約数和(自身を除く): 18158757026

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 1933, 2887, 3610, 3866, 5774, 9665, 14435, 19330, 28870, 36727, 54853, 73454, 109706, 183635, 274265, 367270, 548530, 697813, 1042207, 1395626, 2084414, 3489065, 5211035, 5580571, 6978130, 10422070, 11161142, 27902855, 55805710, 106030849, 212061698, 530154245, 1060308490, 2014586131, 4029172262, 10072930655, 20145861310]

約数ペア:

[(1, 20145861310), (2, 10072930655), (5, 4029172262), (10, 2014586131), (19, 1060308490), (38, 530154245), (95, 212061698), (190, 106030849), (361, 55805710), (722, 27902855), (1805, 11161142), (1933, 10422070), (2887, 6978130), (3610, 5580571), (3866, 5211035), (5774, 3489065), (9665, 2084414), (14435, 1395626), (19330, 1042207), (28870, 697813), (36727, 548530), (54853, 367270), (73454, 274265), (109706, 183635)]