982020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1284

約数の個数: 48

約数和(自身を含む): 2963520

約数和(自身を除く): 1981500

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, 1259, 2518, 3777, 5036, 6295, 7554, 12590, 15108, 16367, 18885, 25180, 32734, 37770, 49101, 65468, 75540, 81835, 98202, 163670, 196404, 245505, 327340, 491010, 982020]

約数ペア:

[(1, 982020), (2, 491010), (3, 327340), (4, 245505), (5, 196404), (6, 163670), (10, 98202), (12, 81835), (13, 75540), (15, 65468), (20, 49101), (26, 37770), (30, 32734), (39, 25180), (52, 18885), (60, 16367), (65, 15108), (78, 12590), (130, 7554), (156, 6295), (195, 5036), (260, 3777), (390, 2518), (780, 1259)]