20606760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57241}}^1$

素因数の和:57258

約数の個数: 48

約数和(自身を含む): 66973140

約数和(自身を除く): 46366380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57241, 114482, 171723, 228964, 286205, 343446, 457928, 515169, 572410, 686892, 858615, 1030338, 1144820, 1373784, 1717230, 2060676, 2289640, 2575845, 3434460, 4121352, 5151690, 6868920, 10303380, 20606760]

約数ペア:

[(1, 20606760), (2, 10303380), (3, 6868920), (4, 5151690), (5, 4121352), (6, 3434460), (8, 2575845), (9, 2289640), (10, 2060676), (12, 1717230), (15, 1373784), (18, 1144820), (20, 1030338), (24, 858615), (30, 686892), (36, 572410), (40, 515169), (45, 457928), (60, 343446), (72, 286205), (90, 228964), (120, 171723), (180, 114482), (360, 57241)]