4807990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 9551520

約数和(自身を除く): 4743530

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 401, 545, 802, 1090, 1199, 2005, 2398, 4010, 4411, 5995, 8822, 11990, 22055, 43709, 44110, 87418, 218545, 437090, 480799, 961598, 2403995, 4807990]

約数ペア:

[(1, 4807990), (2, 2403995), (5, 961598), (10, 480799), (11, 437090), (22, 218545), (55, 87418), (109, 44110), (110, 43709), (218, 22055), (401, 11990), (545, 8822), (802, 5995), (1090, 4411), (1199, 4010), (2005, 2398)]