16769440

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{643}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 39922848

約数和(自身を除く): 23153408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 643, 652, 815, 1286, 1304, 1630, 2572, 2608, 3215, 3260, 5144, 5216, 6430, 6520, 10288, 12860, 13040, 20576, 25720, 26080, 51440, 102880, 104809, 209618, 419236, 524045, 838472, 1048090, 1676944, 2096180, 3353888, 4192360, 8384720, 16769440]

約数ペア:

[(1, 16769440), (2, 8384720), (4, 4192360), (5, 3353888), (8, 2096180), (10, 1676944), (16, 1048090), (20, 838472), (32, 524045), (40, 419236), (80, 209618), (160, 104809), (163, 102880), (326, 51440), (643, 26080), (652, 25720), (815, 20576), (1286, 13040), (1304, 12860), (1630, 10288), (2572, 6520), (2608, 6430), (3215, 5216), (3260, 5144)]