20121388290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{215179}}^1$

素因数の和:216231

約数の個数: 48

約数和(自身を含む): 52366204800

約数和(自身を除く): 32244816510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1039, 2078, 3117, 5195, 6234, 9351, 10390, 15585, 18702, 31170, 46755, 93510, 215179, 430358, 645537, 1075895, 1291074, 1936611, 2151790, 3227685, 3873222, 6455370, 9683055, 19366110, 223570981, 447141962, 670712943, 1117854905, 1341425886, 2012138829, 2235709810, 3353564715, 4024277658, 6707129430, 10060694145, 20121388290]

約数ペア:

[(1, 20121388290), (2, 10060694145), (3, 6707129430), (5, 4024277658), (6, 3353564715), (9, 2235709810), (10, 2012138829), (15, 1341425886), (18, 1117854905), (30, 670712943), (45, 447141962), (90, 223570981), (1039, 19366110), (2078, 9683055), (3117, 6455370), (5195, 3873222), (6234, 3227685), (9351, 2151790), (10390, 1936611), (15585, 1291074), (18702, 1075895), (31170, 645537), (46755, 430358), (93510, 215179)]