1946740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 4435200

約数和(自身を除く): 2488460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 109, 188, 190, 218, 235, 380, 436, 470, 545, 893, 940, 1090, 1786, 2071, 2180, 3572, 4142, 4465, 5123, 8284, 8930, 10246, 10355, 17860, 20492, 20710, 25615, 41420, 51230, 97337, 102460, 194674, 389348, 486685, 973370, 1946740]

約数ペア:

[(1, 1946740), (2, 973370), (4, 486685), (5, 389348), (10, 194674), (19, 102460), (20, 97337), (38, 51230), (47, 41420), (76, 25615), (94, 20710), (95, 20492), (109, 17860), (188, 10355), (190, 10246), (218, 8930), (235, 8284), (380, 5123), (436, 4465), (470, 4142), (545, 3572), (893, 2180), (940, 2071), (1090, 1786)]