31495660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{224969}}^1$

素因数の和:224985

約数の個数: 24

約数和(自身を含む): 75589920

約数和(自身を除く): 44094260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 224969, 449938, 899876, 1124845, 1574783, 2249690, 3149566, 4499380, 6299132, 7873915, 15747830, 31495660]

約数ペア:

[(1, 31495660), (2, 15747830), (4, 7873915), (5, 6299132), (7, 4499380), (10, 3149566), (14, 2249690), (20, 1574783), (28, 1124845), (35, 899876), (70, 449938), (140, 224969)]