17869656520

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1\times {\mathrm{7457}}^1$

素因数の和:8038

約数の個数: 64

約数和(自身を含む): 40595385600

約数和(自身を除く): 22725729080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 431, 556, 695, 862, 1112, 1390, 1724, 2155, 2780, 3448, 4310, 5560, 7457, 8620, 14914, 17240, 29828, 37285, 59656, 59909, 74570, 119818, 149140, 239636, 298280, 299545, 479272, 599090, 1036523, 1198180, 2073046, 2396360, 3213967, 4146092, 5182615, 6427934, 8292184, 10365230, 12855868, 16069835, 20730460, 25711736, 32139670, 41460920, 64279340, 128558680, 446741413, 893482826, 1786965652, 2233707065, 3573931304, 4467414130, 8934828260, 17869656520]

約数ペア:

[(1, 17869656520), (2, 8934828260), (4, 4467414130), (5, 3573931304), (8, 2233707065), (10, 1786965652), (20, 893482826), (40, 446741413), (139, 128558680), (278, 64279340), (431, 41460920), (556, 32139670), (695, 25711736), (862, 20730460), (1112, 16069835), (1390, 12855868), (1724, 10365230), (2155, 8292184), (2780, 6427934), (3448, 5182615), (4310, 4146092), (5560, 3213967), (7457, 2396360), (8620, 2073046), (14914, 1198180), (17240, 1036523), (29828, 599090), (37285, 479272), (59656, 299545), (59909, 298280), (74570, 239636), (119818, 149140)]