5991180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7681}}^1$

素因数の和:7706

約数の個数: 48

約数和(自身を含む): 18068064

約数和(自身を除く): 12076884

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, 7681, 15362, 23043, 30724, 38405, 46086, 76810, 92172, 99853, 115215, 153620, 199706, 230430, 299559, 399412, 460860, 499265, 599118, 998530, 1198236, 1497795, 1997060, 2995590, 5991180]

約数ペア:

[(1, 5991180), (2, 2995590), (3, 1997060), (4, 1497795), (5, 1198236), (6, 998530), (10, 599118), (12, 499265), (13, 460860), (15, 399412), (20, 299559), (26, 230430), (30, 199706), (39, 153620), (52, 115215), (60, 99853), (65, 92172), (78, 76810), (130, 46086), (156, 38405), (195, 30724), (260, 23043), (390, 15362), (780, 7681)]