30830860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{90679}}^1$

素因数の和:90705

約数の個数: 24

約数和(自身を含む): 68554080

約数和(自身を除く): 37723220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 90679, 181358, 362716, 453395, 906790, 1541543, 1813580, 3083086, 6166172, 7707715, 15415430, 30830860]

約数ペア:

[(1, 30830860), (2, 15415430), (4, 7707715), (5, 6166172), (10, 3083086), (17, 1813580), (20, 1541543), (34, 906790), (68, 453395), (85, 362716), (170, 181358), (340, 90679)]