2015751440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{1669}}^1$

素因数の和:2200

約数の個数: 80

約数和(自身を含む): 4850641920

約数和(自身を除く): 2834890480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 487, 496, 620, 974, 1240, 1669, 1948, 2435, 2480, 3338, 3896, 4870, 6676, 7792, 8345, 9740, 13352, 15097, 16690, 19480, 26704, 30194, 33380, 38960, 51739, 60388, 66760, 75485, 103478, 120776, 133520, 150970, 206956, 241552, 258695, 301940, 413912, 517390, 603880, 812803, 827824, 1034780, 1207760, 1625606, 2069560, 3251212, 4064015, 4139120, 6502424, 8128030, 13004848, 16256060, 25196893, 32512120, 50393786, 65024240, 100787572, 125984465, 201575144, 251968930, 403150288, 503937860, 1007875720, 2015751440]

約数ペア:

[(1, 2015751440), (2, 1007875720), (4, 503937860), (5, 403150288), (8, 251968930), (10, 201575144), (16, 125984465), (20, 100787572), (31, 65024240), (40, 50393786), (62, 32512120), (80, 25196893), (124, 16256060), (155, 13004848), (248, 8128030), (310, 6502424), (487, 4139120), (496, 4064015), (620, 3251212), (974, 2069560), (1240, 1625606), (1669, 1207760), (1948, 1034780), (2435, 827824), (2480, 812803), (3338, 603880), (3896, 517390), (4870, 413912), (6676, 301940), (7792, 258695), (8345, 241552), (9740, 206956), (13352, 150970), (15097, 133520), (16690, 120776), (19480, 103478), (26704, 75485), (30194, 66760), (33380, 60388), (38960, 51739)]