222870640

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{27583}}^1$

素因数の和:27697

約数の個数: 40

約数和(自身を含む): 523323648

約数和(自身を除く): 300453008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 27583, 55166, 110332, 137915, 220664, 275830, 441328, 551660, 1103320, 2206640, 2785883, 5571766, 11143532, 13929415, 22287064, 27858830, 44574128, 55717660, 111435320, 222870640]

約数ペア:

[(1, 222870640), (2, 111435320), (4, 55717660), (5, 44574128), (8, 27858830), (10, 22287064), (16, 13929415), (20, 11143532), (40, 5571766), (80, 2785883), (101, 2206640), (202, 1103320), (404, 551660), (505, 441328), (808, 275830), (1010, 220664), (1616, 137915), (2020, 110332), (4040, 55166), (8080, 27583)]