2543420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1051}}^1$

素因数の和:1082

約数の個数: 36

約数和(自身を含む): 5876472

約数和(自身を除く): 3333052

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1051, 1210, 2102, 2420, 4204, 5255, 10510, 11561, 21020, 23122, 46244, 57805, 115610, 127171, 231220, 254342, 508684, 635855, 1271710, 2543420]

約数ペア:

[(1, 2543420), (2, 1271710), (4, 635855), (5, 508684), (10, 254342), (11, 231220), (20, 127171), (22, 115610), (44, 57805), (55, 46244), (110, 23122), (121, 21020), (220, 11561), (242, 10510), (484, 5255), (605, 4204), (1051, 2420), (1210, 2102)]