8693020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 21547008

約数和(自身を除く): 12853988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2003, 2170, 4006, 4340, 8012, 10015, 14021, 20030, 28042, 40060, 56084, 62093, 70105, 124186, 140210, 248372, 280420, 310465, 434651, 620930, 869302, 1241860, 1738604, 2173255, 4346510, 8693020]

約数ペア:

[(1, 8693020), (2, 4346510), (4, 2173255), (5, 1738604), (7, 1241860), (10, 869302), (14, 620930), (20, 434651), (28, 310465), (31, 280420), (35, 248372), (62, 140210), (70, 124186), (124, 70105), (140, 62093), (155, 56084), (217, 40060), (310, 28042), (434, 20030), (620, 14021), (868, 10015), (1085, 8012), (2003, 4340), (2170, 4006)]