20506150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1429}}^1$

素因数の和:1489

約数の個数: 48

約数和(自身を含む): 44684640

約数和(自身を除く): 24178490

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 41, 50, 70, 82, 175, 205, 287, 350, 410, 574, 1025, 1429, 1435, 2050, 2858, 2870, 7145, 7175, 10003, 14290, 14350, 20006, 35725, 50015, 58589, 71450, 100030, 117178, 250075, 292945, 410123, 500150, 585890, 820246, 1464725, 2050615, 2929450, 4101230, 10253075, 20506150]

約数ペア:

[(1, 20506150), (2, 10253075), (5, 4101230), (7, 2929450), (10, 2050615), (14, 1464725), (25, 820246), (35, 585890), (41, 500150), (50, 410123), (70, 292945), (82, 250075), (175, 117178), (205, 100030), (287, 71450), (350, 58589), (410, 50015), (574, 35725), (1025, 20006), (1429, 14350), (1435, 14290), (2050, 10003), (2858, 7175), (2870, 7145)]