28405230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5881}}^1$

素因数の和:5921

約数の個数: 64

約数和(自身を含む): 81312768

約数和(自身を除く): 52907538

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4830, 5881, 11762, 17643, 29405, 35286, 41167, 58810, 82334, 88215, 123501, 135263, 176430, 205835, 247002, 270526, 405789, 411670, 617505, 676315, 811578, 946841, 1235010, 1352630, 1893682, 2028945, 2840523, 4057890, 4734205, 5681046, 9468410, 14202615, 28405230]

約数ペア:

[(1, 28405230), (2, 14202615), (3, 9468410), (5, 5681046), (6, 4734205), (7, 4057890), (10, 2840523), (14, 2028945), (15, 1893682), (21, 1352630), (23, 1235010), (30, 946841), (35, 811578), (42, 676315), (46, 617505), (69, 411670), (70, 405789), (105, 270526), (115, 247002), (138, 205835), (161, 176430), (210, 135263), (230, 123501), (322, 88215), (345, 82334), (483, 58810), (690, 41167), (805, 35286), (966, 29405), (1610, 17643), (2415, 11762), (4830, 5881)]