2485860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3187}}^1$

素因数の和:3212

約数の個数: 48

約数和(自身を含む): 7498176

約数和(自身を除く): 5012316

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, 3187, 6374, 9561, 12748, 15935, 19122, 31870, 38244, 41431, 47805, 63740, 82862, 95610, 124293, 165724, 191220, 207155, 248586, 414310, 497172, 621465, 828620, 1242930, 2485860]

約数ペア:

[(1, 2485860), (2, 1242930), (3, 828620), (4, 621465), (5, 497172), (6, 414310), (10, 248586), (12, 207155), (13, 191220), (15, 165724), (20, 124293), (26, 95610), (30, 82862), (39, 63740), (52, 47805), (60, 41431), (65, 38244), (78, 31870), (130, 19122), (156, 15935), (195, 12748), (260, 9561), (390, 6374), (780, 3187)]