30007990

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 55429920

約数和(自身を除く): 25421930

約数列:

[1, 2, 5, 10, 59, 118, 181, 281, 295, 362, 562, 590, 905, 1405, 1810, 2810, 10679, 16579, 21358, 33158, 50861, 53395, 82895, 101722, 106790, 165790, 254305, 508610, 3000799, 6001598, 15003995, 30007990]

約数ペア:

[(1, 30007990), (2, 15003995), (5, 6001598), (10, 3000799), (59, 508610), (118, 254305), (181, 165790), (281, 106790), (295, 101722), (362, 82895), (562, 53395), (590, 50861), (905, 33158), (1405, 21358), (1810, 16579), (2810, 10679)]