20237838140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1327}}^1\times {\mathrm{58657}}^1$

素因数の和:60006

約数の個数: 48

約数和(自身を含む): 45803920512

約数和(自身を除く): 25566082372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1327, 2654, 5308, 6635, 13270, 17251, 26540, 34502, 58657, 69004, 86255, 117314, 172510, 234628, 293285, 345020, 586570, 762541, 1173140, 1525082, 3050164, 3812705, 7625410, 15250820, 77837839, 155675678, 311351356, 389189195, 778378390, 1011891907, 1556756780, 2023783814, 4047567628, 5059459535, 10118919070, 20237838140]

約数ペア:

[(1, 20237838140), (2, 10118919070), (4, 5059459535), (5, 4047567628), (10, 2023783814), (13, 1556756780), (20, 1011891907), (26, 778378390), (52, 389189195), (65, 311351356), (130, 155675678), (260, 77837839), (1327, 15250820), (2654, 7625410), (5308, 3812705), (6635, 3050164), (13270, 1525082), (17251, 1173140), (26540, 762541), (34502, 586570), (58657, 345020), (69004, 293285), (86255, 234628), (117314, 172510)]