28405290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8849}}^1$

素因数の和:8966

約数の個数: 32

約数和(自身を含む): 68817600

約数和(自身を除く): 40412310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 8849, 17698, 26547, 44245, 53094, 88490, 132735, 265470, 946843, 1893686, 2840529, 4734215, 5681058, 9468430, 14202645, 28405290]

約数ペア:

[(1, 28405290), (2, 14202645), (3, 9468430), (5, 5681058), (6, 4734215), (10, 2840529), (15, 1893686), (30, 946843), (107, 265470), (214, 132735), (321, 88490), (535, 53094), (642, 44245), (1070, 26547), (1605, 17698), (3210, 8849)]