20563410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:739

約数の個数: 64

約数和(自身を含む): 56818944

約数和(自身を除く): 36255534

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 181, 210, 362, 541, 543, 905, 1082, 1086, 1267, 1623, 1810, 2534, 2705, 2715, 3246, 3787, 3801, 5410, 5430, 6335, 7574, 7602, 8115, 11361, 12670, 16230, 18935, 19005, 22722, 37870, 38010, 56805, 97921, 113610, 195842, 293763, 489605, 587526, 685447, 979210, 1370894, 1468815, 2056341, 2937630, 3427235, 4112682, 6854470, 10281705, 20563410]

約数ペア:

[(1, 20563410), (2, 10281705), (3, 6854470), (5, 4112682), (6, 3427235), (7, 2937630), (10, 2056341), (14, 1468815), (15, 1370894), (21, 979210), (30, 685447), (35, 587526), (42, 489605), (70, 293763), (105, 195842), (181, 113610), (210, 97921), (362, 56805), (541, 38010), (543, 37870), (905, 22722), (1082, 19005), (1086, 18935), (1267, 16230), (1623, 12670), (1810, 11361), (2534, 8115), (2705, 7602), (2715, 7574), (3246, 6335), (3787, 5430), (3801, 5410)]