42052840

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 97718400

約数和(自身を除く): 55665560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 103, 118, 173, 206, 236, 295, 346, 412, 472, 515, 590, 692, 824, 865, 1030, 1180, 1384, 1730, 2060, 2360, 3460, 4120, 6077, 6920, 10207, 12154, 17819, 20414, 24308, 30385, 35638, 40828, 48616, 51035, 60770, 71276, 81656, 89095, 102070, 121540, 142552, 178190, 204140, 243080, 356380, 408280, 712760, 1051321, 2102642, 4205284, 5256605, 8410568, 10513210, 21026420, 42052840]

約数ペア:

[(1, 42052840), (2, 21026420), (4, 10513210), (5, 8410568), (8, 5256605), (10, 4205284), (20, 2102642), (40, 1051321), (59, 712760), (103, 408280), (118, 356380), (173, 243080), (206, 204140), (236, 178190), (295, 142552), (346, 121540), (412, 102070), (472, 89095), (515, 81656), (590, 71276), (692, 60770), (824, 51035), (865, 48616), (1030, 40828), (1180, 35638), (1384, 30385), (1730, 24308), (2060, 20414), (2360, 17819), (3460, 12154), (4120, 10207), (6077, 6920)]