12858460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 29121120

約数和(自身を除く): 16262660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 641, 1003, 1180, 1282, 2006, 2564, 3205, 4012, 5015, 6410, 10030, 10897, 12820, 20060, 21794, 37819, 43588, 54485, 75638, 108970, 151276, 189095, 217940, 378190, 642923, 756380, 1285846, 2571692, 3214615, 6429230, 12858460]

約数ペア:

[(1, 12858460), (2, 6429230), (4, 3214615), (5, 2571692), (10, 1285846), (17, 756380), (20, 642923), (34, 378190), (59, 217940), (68, 189095), (85, 151276), (118, 108970), (170, 75638), (236, 54485), (295, 43588), (340, 37819), (590, 21794), (641, 20060), (1003, 12820), (1180, 10897), (1282, 10030), (2006, 6410), (2564, 5015), (3205, 4012)]