20162774020

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{353}}^1\times {\mathrm{10859}}^1$

素因数の和:11484

約数の個数: 48

約数和(自身を含む): 42627150720

約数和(自身を除く): 22464376700

約数列:

[1, 2, 4, 5, 10, 20, 263, 353, 526, 706, 1052, 1315, 1412, 1765, 2630, 3530, 5260, 7060, 10859, 21718, 43436, 54295, 92839, 108590, 185678, 217180, 371356, 464195, 928390, 1856780, 2855917, 3833227, 5711834, 7666454, 11423668, 14279585, 15332908, 19166135, 28559170, 38332270, 57118340, 76664540, 1008138701, 2016277402, 4032554804, 5040693505, 10081387010, 20162774020]

約数ペア:

[(1, 20162774020), (2, 10081387010), (4, 5040693505), (5, 4032554804), (10, 2016277402), (20, 1008138701), (263, 76664540), (353, 57118340), (526, 38332270), (706, 28559170), (1052, 19166135), (1315, 15332908), (1412, 14279585), (1765, 11423668), (2630, 7666454), (3530, 5711834), (5260, 3833227), (7060, 2855917), (10859, 1856780), (21718, 928390), (43436, 464195), (54295, 371356), (92839, 217180), (108590, 185678)]