38376469720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4241}}^1\times {\mathrm{5261}}^1$

素因数の和:9556

約数の個数: 64

約数和(自身を含む): 88392759840

約数和(自身を除く): 50016290120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4241, 5261, 8482, 10522, 16964, 21044, 21205, 26305, 33928, 42088, 42410, 52610, 84820, 105220, 169640, 182363, 210440, 226223, 364726, 452446, 729452, 904892, 911815, 1131115, 1458904, 1809784, 1823630, 2262230, 3647260, 4524460, 7294520, 9048920, 22311901, 44623802, 89247604, 111559505, 178495208, 223119010, 446238020, 892476040, 959411743, 1918823486, 3837646972, 4797058715, 7675293944, 9594117430, 19188234860, 38376469720]

約数ペア:

[(1, 38376469720), (2, 19188234860), (4, 9594117430), (5, 7675293944), (8, 4797058715), (10, 3837646972), (20, 1918823486), (40, 959411743), (43, 892476040), (86, 446238020), (172, 223119010), (215, 178495208), (344, 111559505), (430, 89247604), (860, 44623802), (1720, 22311901), (4241, 9048920), (5261, 7294520), (8482, 4524460), (10522, 3647260), (16964, 2262230), (21044, 1823630), (21205, 1809784), (26305, 1458904), (33928, 1131115), (42088, 911815), (42410, 904892), (52610, 729452), (84820, 452446), (105220, 364726), (169640, 226223), (182363, 210440)]