890276590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{5147}}^1$

素因数の和:5521

約数の個数: 48

約数和(自身を含む): 1869774192

約数和(自身を除く): 979497602

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 353, 490, 706, 1765, 2471, 3530, 4942, 5147, 10294, 12355, 17297, 24710, 25735, 34594, 36029, 51470, 72058, 86485, 172970, 180145, 252203, 360290, 504406, 1261015, 1816891, 2522030, 3633782, 9084455, 12718237, 18168910, 25436474, 63591185, 89027659, 127182370, 178055318, 445138295, 890276590]

約数ペア:

[(1, 890276590), (2, 445138295), (5, 178055318), (7, 127182370), (10, 89027659), (14, 63591185), (35, 25436474), (49, 18168910), (70, 12718237), (98, 9084455), (245, 3633782), (353, 2522030), (490, 1816891), (706, 1261015), (1765, 504406), (2471, 360290), (3530, 252203), (4942, 180145), (5147, 172970), (10294, 86485), (12355, 72058), (17297, 51470), (24710, 36029), (25735, 34594)]