30720042

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{74203}}^1$

素因数の和:74234

約数の個数: 24

約数和(自身を含む): 69454944

約数和(自身を除く): 38734902

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 74203, 148406, 222609, 445218, 667827, 1335654, 1706669, 3413338, 5120007, 10240014, 15360021, 30720042]

約数ペア:

[(1, 30720042), (2, 15360021), (3, 10240014), (6, 5120007), (9, 3413338), (18, 1706669), (23, 1335654), (46, 667827), (69, 445218), (138, 222609), (207, 148406), (414, 74203)]