4393180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1051}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 10604160

約数和(自身を除く): 6210980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1051, 2090, 2102, 4180, 4204, 5255, 10510, 11561, 19969, 21020, 23122, 39938, 46244, 57805, 79876, 99845, 115610, 199690, 219659, 231220, 399380, 439318, 878636, 1098295, 2196590, 4393180]

約数ペア:

[(1, 4393180), (2, 2196590), (4, 1098295), (5, 878636), (10, 439318), (11, 399380), (19, 231220), (20, 219659), (22, 199690), (38, 115610), (44, 99845), (55, 79876), (76, 57805), (95, 46244), (110, 39938), (190, 23122), (209, 21020), (220, 19969), (380, 11561), (418, 10510), (836, 5255), (1045, 4204), (1051, 4180), (2090, 2102)]