12962820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16619}}^1$

素因数の和:16644

約数の個数: 48

約数和(自身を含む): 39090240

約数和(自身を除く): 26127420

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, 16619, 33238, 49857, 66476, 83095, 99714, 166190, 199428, 216047, 249285, 332380, 432094, 498570, 648141, 864188, 997140, 1080235, 1296282, 2160470, 2592564, 3240705, 4320940, 6481410, 12962820]

約数ペア:

[(1, 12962820), (2, 6481410), (3, 4320940), (4, 3240705), (5, 2592564), (6, 2160470), (10, 1296282), (12, 1080235), (13, 997140), (15, 864188), (20, 648141), (26, 498570), (30, 432094), (39, 332380), (52, 249285), (60, 216047), (65, 199428), (78, 166190), (130, 99714), (156, 83095), (195, 66476), (260, 49857), (390, 33238), (780, 16619)]