890703310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1321

約数の個数: 64

約数和(自身を含む): 1868106240

約数和(自身を除く): 977402930

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 109, 214, 218, 535, 545, 749, 763, 1070, 1090, 1091, 1498, 1526, 2182, 3745, 3815, 5455, 7490, 7630, 7637, 10910, 11663, 15274, 23326, 38185, 58315, 76370, 81641, 116630, 116737, 118919, 163282, 233474, 237838, 408205, 583685, 594595, 816410, 817159, 832433, 1167370, 1189190, 1634318, 1664866, 4085795, 4162165, 8171590, 8324330, 12724333, 25448666, 63621665, 89070331, 127243330, 178140662, 445351655, 890703310]

約数ペア:

[(1, 890703310), (2, 445351655), (5, 178140662), (7, 127243330), (10, 89070331), (14, 63621665), (35, 25448666), (70, 12724333), (107, 8324330), (109, 8171590), (214, 4162165), (218, 4085795), (535, 1664866), (545, 1634318), (749, 1189190), (763, 1167370), (1070, 832433), (1090, 817159), (1091, 816410), (1498, 594595), (1526, 583685), (2182, 408205), (3745, 237838), (3815, 233474), (5455, 163282), (7490, 118919), (7630, 116737), (7637, 116630), (10910, 81641), (11663, 76370), (15274, 58315), (23326, 38185)]