23212020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29759}}^1$

素因数の和:29784

約数の個数: 48

約数和(自身を含む): 69995520

約数和(自身を除く): 46783500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 29759, 59518, 89277, 119036, 148795, 178554, 297590, 357108, 386867, 446385, 595180, 773734, 892770, 1160601, 1547468, 1785540, 1934335, 2321202, 3868670, 4642404, 5803005, 7737340, 11606010, 23212020]

約数ペア:

[(1, 23212020), (2, 11606010), (3, 7737340), (4, 5803005), (5, 4642404), (6, 3868670), (10, 2321202), (12, 1934335), (13, 1785540), (15, 1547468), (20, 1160601), (26, 892770), (30, 773734), (39, 595180), (52, 446385), (60, 386867), (65, 357108), (78, 297590), (130, 178554), (156, 148795), (195, 119036), (260, 89277), (390, 59518), (780, 29759)]