2203480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1819

約数の個数: 32

約数和(自身を含む): 5120640

約数和(自身を除く): 2917160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1777, 3554, 7108, 8885, 14216, 17770, 35540, 55087, 71080, 110174, 220348, 275435, 440696, 550870, 1101740, 2203480]

約数ペア:

[(1, 2203480), (2, 1101740), (4, 550870), (5, 440696), (8, 275435), (10, 220348), (20, 110174), (31, 71080), (40, 55087), (62, 35540), (124, 17770), (155, 14216), (248, 8885), (310, 7108), (620, 3554), (1240, 1777)]