16248880

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2011}}^1$

素因数の和:2125

約数の個数: 40

約数和(自身を含む): 38171664

約数和(自身を除く): 21922784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2011, 2020, 4022, 4040, 8044, 8080, 10055, 16088, 20110, 32176, 40220, 80440, 160880, 203111, 406222, 812444, 1015555, 1624888, 2031110, 3249776, 4062220, 8124440, 16248880]

約数ペア:

[(1, 16248880), (2, 8124440), (4, 4062220), (5, 3249776), (8, 2031110), (10, 1624888), (16, 1015555), (20, 812444), (40, 406222), (80, 203111), (101, 160880), (202, 80440), (404, 40220), (505, 32176), (808, 20110), (1010, 16088), (1616, 10055), (2011, 8080), (2020, 8044), (4022, 4040)]