28315070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 62346240

約数和(自身を除く): 34031170

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 43, 46, 70, 86, 115, 161, 215, 230, 301, 322, 409, 430, 602, 805, 818, 989, 1505, 1610, 1978, 2045, 2863, 3010, 4090, 4945, 5726, 6923, 9407, 9890, 13846, 14315, 17587, 18814, 28630, 34615, 35174, 47035, 65849, 69230, 87935, 94070, 123109, 131698, 175870, 246218, 329245, 404501, 615545, 658490, 809002, 1231090, 2022505, 2831507, 4045010, 5663014, 14157535, 28315070]

約数ペア:

[(1, 28315070), (2, 14157535), (5, 5663014), (7, 4045010), (10, 2831507), (14, 2022505), (23, 1231090), (35, 809002), (43, 658490), (46, 615545), (70, 404501), (86, 329245), (115, 246218), (161, 175870), (215, 131698), (230, 123109), (301, 94070), (322, 87935), (409, 69230), (430, 65849), (602, 47035), (805, 35174), (818, 34615), (989, 28630), (1505, 18814), (1610, 17587), (1978, 14315), (2045, 13846), (2863, 9890), (3010, 9407), (4090, 6923), (4945, 5726)]