40792544

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:452

約数の個数: 72

約数和(自身を含む): 91770840

約数和(自身を除く): 50978296

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 397, 416, 494, 608, 676, 794, 988, 1352, 1588, 1976, 2704, 3176, 3211, 3952, 5161, 5408, 6352, 6422, 7543, 7904, 10322, 12704, 12844, 15086, 20644, 25688, 30172, 41288, 51376, 60344, 67093, 82576, 98059, 102752, 120688, 134186, 165152, 196118, 241376, 268372, 392236, 536744, 784472, 1073488, 1274767, 1568944, 2146976, 2549534, 3137888, 5099068, 10198136, 20396272, 40792544]

約数ペア:

[(1, 40792544), (2, 20396272), (4, 10198136), (8, 5099068), (13, 3137888), (16, 2549534), (19, 2146976), (26, 1568944), (32, 1274767), (38, 1073488), (52, 784472), (76, 536744), (104, 392236), (152, 268372), (169, 241376), (208, 196118), (247, 165152), (304, 134186), (338, 120688), (397, 102752), (416, 98059), (494, 82576), (608, 67093), (676, 60344), (794, 51376), (988, 41288), (1352, 30172), (1588, 25688), (1976, 20644), (2704, 15086), (3176, 12844), (3211, 12704), (3952, 10322), (5161, 7904), (5408, 7543), (6352, 6422)]