20450850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19477}}^1$

素因数の和:19499

約数の個数: 48

約数和(自身を含む): 57966528

約数和(自身を除く): 37515678

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 19477, 38954, 58431, 97385, 116862, 136339, 194770, 272678, 292155, 409017, 486925, 584310, 681695, 818034, 973850, 1363390, 1460775, 2045085, 2921550, 3408475, 4090170, 6816950, 10225425, 20450850]

約数ペア:

[(1, 20450850), (2, 10225425), (3, 6816950), (5, 4090170), (6, 3408475), (7, 2921550), (10, 2045085), (14, 1460775), (15, 1363390), (21, 973850), (25, 818034), (30, 681695), (35, 584310), (42, 486925), (50, 409017), (70, 292155), (75, 272678), (105, 194770), (150, 136339), (175, 116862), (210, 97385), (350, 58431), (525, 38954), (1050, 19477)]