55365380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12757}}^1$

素因数の和:12804

約数の個数: 48

約数和(自身を含む): 137174016

約数和(自身を除く): 81808636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 12757, 25514, 51028, 63785, 89299, 127570, 178598, 255140, 357196, 395467, 446495, 790934, 892990, 1581868, 1785980, 1977335, 2768269, 3954670, 5536538, 7909340, 11073076, 13841345, 27682690, 55365380]

約数ペア:

[(1, 55365380), (2, 27682690), (4, 13841345), (5, 11073076), (7, 7909340), (10, 5536538), (14, 3954670), (20, 2768269), (28, 1977335), (31, 1785980), (35, 1581868), (62, 892990), (70, 790934), (124, 446495), (140, 395467), (155, 357196), (217, 255140), (310, 178598), (434, 127570), (620, 89299), (868, 63785), (1085, 51028), (2170, 25514), (4340, 12757)]