201123320

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{49783}}^1$

素因数の和:49895

約数の個数: 32

約数和(自身を含む): 457017120

約数和(自身を除く): 255893800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 49783, 99566, 199132, 248915, 398264, 497830, 995660, 1991320, 5028083, 10056166, 20112332, 25140415, 40224664, 50280830, 100561660, 201123320]

約数ペア:

[(1, 201123320), (2, 100561660), (4, 50280830), (5, 40224664), (8, 25140415), (10, 20112332), (20, 10056166), (40, 5028083), (101, 1991320), (202, 995660), (404, 497830), (505, 398264), (808, 248915), (1010, 199132), (2020, 99566), (4040, 49783)]