3971320

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{983}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 9033120

約数和(自身を除く): 5061800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 983, 1010, 1966, 2020, 3932, 4040, 4915, 7864, 9830, 19660, 39320, 99283, 198566, 397132, 496415, 794264, 992830, 1985660, 3971320]

約数ペア:

[(1, 3971320), (2, 1985660), (4, 992830), (5, 794264), (8, 496415), (10, 397132), (20, 198566), (40, 99283), (101, 39320), (202, 19660), (404, 9830), (505, 7864), (808, 4915), (983, 4040), (1010, 3932), (1966, 2020)]