1880235

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 3833856

約数和(自身を除く): 1953621

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 127, 141, 235, 315, 329, 381, 423, 635, 705, 889, 987, 1143, 1645, 1905, 2115, 2667, 2961, 4445, 4935, 5715, 5969, 8001, 13335, 14805, 17907, 29845, 40005, 41783, 53721, 89535, 125349, 208915, 268605, 376047, 626745, 1880235]

約数ペア:

[(1, 1880235), (3, 626745), (5, 376047), (7, 268605), (9, 208915), (15, 125349), (21, 89535), (35, 53721), (45, 41783), (47, 40005), (63, 29845), (105, 17907), (127, 14805), (141, 13335), (235, 8001), (315, 5969), (329, 5715), (381, 4935), (423, 4445), (635, 2961), (705, 2667), (889, 2115), (987, 1905), (1143, 1645)]