409865680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17021}}^1$

素因数の和:17084

約数の個数: 80

約数和(自身を含む): 1114464384

約数和(自身を除く): 704598704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 3010, 3440, 4816, 6020, 12040, 17021, 24080, 34042, 68084, 85105, 119147, 136168, 170210, 238294, 272336, 340420, 476588, 595735, 680840, 731903, 953176, 1191470, 1361680, 1463806, 1906352, 2382940, 2927612, 3659515, 4765880, 5123321, 5855224, 7319030, 9531760, 10246642, 11710448, 14638060, 20493284, 25616605, 29276120, 40986568, 51233210, 58552240, 81973136, 102466420, 204932840, 409865680]

約数ペア:

[(1, 409865680), (2, 204932840), (4, 102466420), (5, 81973136), (7, 58552240), (8, 51233210), (10, 40986568), (14, 29276120), (16, 25616605), (20, 20493284), (28, 14638060), (35, 11710448), (40, 10246642), (43, 9531760), (56, 7319030), (70, 5855224), (80, 5123321), (86, 4765880), (112, 3659515), (140, 2927612), (172, 2382940), (215, 1906352), (280, 1463806), (301, 1361680), (344, 1191470), (430, 953176), (560, 731903), (602, 680840), (688, 595735), (860, 476588), (1204, 340420), (1505, 272336), (1720, 238294), (2408, 170210), (3010, 136168), (3440, 119147), (4816, 85105), (6020, 68084), (12040, 34042), (17021, 24080)]