12790403860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2089}}^1\times {\mathrm{23549}}^1$

素因数の和:25660

約数の個数: 48

約数和(自身を含む): 28941066000

約数和(自身を除く): 16150662140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2089, 4178, 8356, 10445, 20890, 23549, 27157, 41780, 47098, 54314, 94196, 108628, 117745, 135785, 235490, 271570, 306137, 470980, 543140, 612274, 1224548, 1530685, 3061370, 6122740, 49193861, 98387722, 196775444, 245969305, 491938610, 639520193, 983877220, 1279040386, 2558080772, 3197600965, 6395201930, 12790403860]

約数ペア:

[(1, 12790403860), (2, 6395201930), (4, 3197600965), (5, 2558080772), (10, 1279040386), (13, 983877220), (20, 639520193), (26, 491938610), (52, 245969305), (65, 196775444), (130, 98387722), (260, 49193861), (2089, 6122740), (4178, 3061370), (8356, 1530685), (10445, 1224548), (20890, 612274), (23549, 543140), (27157, 470980), (41780, 306137), (47098, 271570), (54314, 235490), (94196, 135785), (108628, 117745)]