2015873420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:651

約数の個数: 96

約数和(自身を含む): 4685034816

約数和(自身を除く): 2669161396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 197, 220, 241, 386, 394, 482, 772, 788, 964, 965, 985, 1205, 1930, 1970, 2123, 2167, 2410, 2651, 3860, 3940, 4246, 4334, 4820, 5302, 8492, 8668, 10604, 10615, 10835, 13255, 21230, 21670, 26510, 38021, 42460, 43340, 46513, 47477, 53020, 76042, 93026, 94954, 152084, 186052, 189908, 190105, 232565, 237385, 380210, 418231, 465130, 474770, 511643, 522247, 760420, 836462, 930260, 949540, 1023286, 1044494, 1672924, 2046572, 2088988, 2091155, 2558215, 2611235, 4182310, 5116430, 5222470, 8364620, 9163061, 10232860, 10444940, 18326122, 36652244, 45815305, 91630610, 100793671, 183261220, 201587342, 403174684, 503968355, 1007936710, 2015873420]

約数ペア:

[(1, 2015873420), (2, 1007936710), (4, 503968355), (5, 403174684), (10, 201587342), (11, 183261220), (20, 100793671), (22, 91630610), (44, 45815305), (55, 36652244), (110, 18326122), (193, 10444940), (197, 10232860), (220, 9163061), (241, 8364620), (386, 5222470), (394, 5116430), (482, 4182310), (772, 2611235), (788, 2558215), (964, 2091155), (965, 2088988), (985, 2046572), (1205, 1672924), (1930, 1044494), (1970, 1023286), (2123, 949540), (2167, 930260), (2410, 836462), (2651, 760420), (3860, 522247), (3940, 511643), (4246, 474770), (4334, 465130), (4820, 418231), (5302, 380210), (8492, 237385), (8668, 232565), (10604, 190105), (10615, 189908), (10835, 186052), (13255, 152084), (21230, 94954), (21670, 93026), (26510, 76042), (38021, 53020), (42460, 47477), (43340, 46513)]