20127510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17203}}^1$

素因数の和:17229

約数の個数: 48

約数和(自身を含む): 56360304

約数和(自身を除く): 36232794

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17203, 34406, 51609, 86015, 103218, 154827, 172030, 223639, 258045, 309654, 447278, 516090, 670917, 774135, 1118195, 1341834, 1548270, 2012751, 2236390, 3354585, 4025502, 6709170, 10063755, 20127510]

約数ペア:

[(1, 20127510), (2, 10063755), (3, 6709170), (5, 4025502), (6, 3354585), (9, 2236390), (10, 2012751), (13, 1548270), (15, 1341834), (18, 1118195), (26, 774135), (30, 670917), (39, 516090), (45, 447278), (65, 309654), (78, 258045), (90, 223639), (117, 172030), (130, 154827), (195, 103218), (234, 86015), (390, 51609), (585, 34406), (1170, 17203)]