20888957320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6782129}}^1$

素因数の和:6782158

約数の個数: 64

約数和(自身を含む): 58597603200

約数和(自身を除く): 37708645880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 6782129, 13564258, 27128516, 33910645, 47474903, 54257032, 67821290, 74603419, 94949806, 135642580, 149206838, 189899612, 237374515, 271285160, 298413676, 373017095, 379799224, 474749030, 522223933, 596827352, 746034190, 949498060, 1044447866, 1492068380, 1898996120, 2088895732, 2611119665, 2984136760, 4177791464, 5222239330, 10444478660, 20888957320]

約数ペア:

[(1, 20888957320), (2, 10444478660), (4, 5222239330), (5, 4177791464), (7, 2984136760), (8, 2611119665), (10, 2088895732), (11, 1898996120), (14, 1492068380), (20, 1044447866), (22, 949498060), (28, 746034190), (35, 596827352), (40, 522223933), (44, 474749030), (55, 379799224), (56, 373017095), (70, 298413676), (77, 271285160), (88, 237374515), (110, 189899612), (140, 149206838), (154, 135642580), (220, 94949806), (280, 74603419), (308, 67821290), (385, 54257032), (440, 47474903), (616, 33910645), (770, 27128516), (1540, 13564258), (3080, 6782129)]