7704280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1907}}^1$

素因数の和:2019

約数の個数: 32

約数和(自身を含む): 17515440

約数和(自身を除く): 9811160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1907, 2020, 3814, 4040, 7628, 9535, 15256, 19070, 38140, 76280, 192607, 385214, 770428, 963035, 1540856, 1926070, 3852140, 7704280]

約数ペア:

[(1, 7704280), (2, 3852140), (4, 1926070), (5, 1540856), (8, 963035), (10, 770428), (20, 385214), (40, 192607), (101, 76280), (202, 38140), (404, 19070), (505, 15256), (808, 9535), (1010, 7628), (1907, 4040), (2020, 3814)]