2397640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8563}}^1$

素因数の和:8581

約数の個数: 32

約数和(自身を含む): 6166080

約数和(自身を除く): 3768440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8563, 17126, 34252, 42815, 59941, 68504, 85630, 119882, 171260, 239764, 299705, 342520, 479528, 599410, 1198820, 2397640]

約数ペア:

[(1, 2397640), (2, 1198820), (4, 599410), (5, 479528), (7, 342520), (8, 299705), (10, 239764), (14, 171260), (20, 119882), (28, 85630), (35, 68504), (40, 59941), (56, 42815), (70, 34252), (140, 17126), (280, 8563)]