6661820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 15458688

約数和(自身を除く): 8796868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 283, 428, 535, 566, 1070, 1132, 1177, 1415, 2140, 2354, 2830, 3113, 4708, 5660, 5885, 6226, 11770, 12452, 15565, 23540, 30281, 31130, 60562, 62260, 121124, 151405, 302810, 333091, 605620, 666182, 1332364, 1665455, 3330910, 6661820]

約数ペア:

[(1, 6661820), (2, 3330910), (4, 1665455), (5, 1332364), (10, 666182), (11, 605620), (20, 333091), (22, 302810), (44, 151405), (55, 121124), (107, 62260), (110, 60562), (214, 31130), (220, 30281), (283, 23540), (428, 15565), (535, 12452), (566, 11770), (1070, 6226), (1132, 5885), (1177, 5660), (1415, 4708), (2140, 3113), (2354, 2830)]