1640280082

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{5923}}^1$

素因数の和:6214

約数の個数: 32

約数和(自身を含む): 2852619264

約数和(自身を除く): 1212339182

約数列:

[1, 2, 7, 14, 131, 151, 262, 302, 917, 1057, 1834, 2114, 5923, 11846, 19781, 39562, 41461, 82922, 138467, 276934, 775913, 894373, 1551826, 1788746, 5431391, 6260611, 10862782, 12521222, 117162863, 234325726, 820140041, 1640280082]

約数ペア:

[(1, 1640280082), (2, 820140041), (7, 234325726), (14, 117162863), (131, 12521222), (151, 10862782), (262, 6260611), (302, 5431391), (917, 1788746), (1057, 1551826), (1834, 894373), (2114, 775913), (5923, 276934), (11846, 138467), (19781, 82922), (39562, 41461)]