124807720

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{30893}}^1$

素因数の和:31005

約数の個数: 32

約数和(自身を含む): 283606920

約数和(自身を除く): 158799200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 30893, 61786, 123572, 154465, 247144, 308930, 617860, 1235720, 3120193, 6240386, 12480772, 15600965, 24961544, 31201930, 62403860, 124807720]

約数ペア:

[(1, 124807720), (2, 62403860), (4, 31201930), (5, 24961544), (8, 15600965), (10, 12480772), (20, 6240386), (40, 3120193), (101, 1235720), (202, 617860), (404, 308930), (505, 247144), (808, 154465), (1010, 123572), (2020, 61786), (4040, 30893)]