4749640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{16963}}^1$

素因数の和:16981

約数の個数: 32

約数和(自身を含む): 12214080

約数和(自身を除く): 7464440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 16963, 33926, 67852, 84815, 118741, 135704, 169630, 237482, 339260, 474964, 593705, 678520, 949928, 1187410, 2374820, 4749640]

約数ペア:

[(1, 4749640), (2, 2374820), (4, 1187410), (5, 949928), (7, 678520), (8, 593705), (10, 474964), (14, 339260), (20, 237482), (28, 169630), (35, 135704), (40, 118741), (56, 84815), (70, 67852), (140, 33926), (280, 16963)]