13820620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5711}}^1$

素因数の和:5742

約数の個数: 36

約数和(自身を含む): 31907232

約数和(自身を除く): 18086612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 5711, 11422, 22844, 28555, 57110, 62821, 114220, 125642, 251284, 314105, 628210, 691031, 1256420, 1382062, 2764124, 3455155, 6910310, 13820620]

約数ペア:

[(1, 13820620), (2, 6910310), (4, 3455155), (5, 2764124), (10, 1382062), (11, 1256420), (20, 691031), (22, 628210), (44, 314105), (55, 251284), (110, 125642), (121, 114220), (220, 62821), (242, 57110), (484, 28555), (605, 22844), (1210, 11422), (2420, 5711)]