4949690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 9504000

約数和(自身を除く): 4554310

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 239, 478, 545, 1090, 1195, 2071, 2390, 4142, 4541, 9082, 10355, 20710, 22705, 26051, 45410, 52102, 130255, 260510, 494969, 989938, 2474845, 4949690]

約数ペア:

[(1, 4949690), (2, 2474845), (5, 989938), (10, 494969), (19, 260510), (38, 130255), (95, 52102), (109, 45410), (190, 26051), (218, 22705), (239, 20710), (478, 10355), (545, 9082), (1090, 4541), (1195, 4142), (2071, 2390)]