2019920650880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2687}}^1\times {\mathrm{106781}}^1$

素因数の和:109498

約数の個数: 128

約数和(自身を含む): 5269871093760

約数和(自身を除く): 3249950442880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 2687, 3520, 5374, 7040, 10748, 13435, 21496, 26870, 29557, 42992, 53740, 59114, 85984, 106781, 107480, 118228, 147785, 171968, 213562, 214960, 236456, 295570, 343936, 427124, 429920, 472912, 533905, 591140, 854248, 859840, 945824, 1067810, 1174591, 1182280, 1708496, 1719680, 1891648, 2135620, 2349182, 2364560, 3416992, 3783296, 4271240, 4698364, 4729120, 5872955, 6833984, 8542480, 9396728, 9458240, 11745910, 13667968, 17084960, 18793456, 18916480, 23491820, 34169920, 37586912, 46983640, 68339840, 75173824, 93967280, 150347648, 187934560, 286920547, 375869120, 573841094, 751738240, 1147682188, 1434602735, 2295364376, 2869205470, 3156126017, 4590728752, 5738410940, 6312252034, 9181457504, 11476821880, 12624504068, 15780630085, 18362915008, 22953643760, 25249008136, 31561260170, 36725830016, 45907287520, 50498016272, 63122520340, 91814575040, 100996032544, 126245040680, 183629150080, 201992065088, 252490081360, 403984130176, 504980162720, 1009960325440, 2019920650880]

約数ペア:

[(1, 2019920650880), (2, 1009960325440), (4, 504980162720), (5, 403984130176), (8, 252490081360), (10, 201992065088), (11, 183629150080), (16, 126245040680), (20, 100996032544), (22, 91814575040), (32, 63122520340), (40, 50498016272), (44, 45907287520), (55, 36725830016), (64, 31561260170), (80, 25249008136), (88, 22953643760), (110, 18362915008), (128, 15780630085), (160, 12624504068), (176, 11476821880), (220, 9181457504), (320, 6312252034), (352, 5738410940), (440, 4590728752), (640, 3156126017), (704, 2869205470), (880, 2295364376), (1408, 1434602735), (1760, 1147682188), (2687, 751738240), (3520, 573841094), (5374, 375869120), (7040, 286920547), (10748, 187934560), (13435, 150347648), (21496, 93967280), (26870, 75173824), (29557, 68339840), (42992, 46983640), (53740, 37586912), (59114, 34169920), (85984, 23491820), (106781, 18916480), (107480, 18793456), (118228, 17084960), (147785, 13667968), (171968, 11745910), (213562, 9458240), (214960, 9396728), (236456, 8542480), (295570, 6833984), (343936, 5872955), (427124, 4729120), (429920, 4698364), (472912, 4271240), (533905, 3783296), (591140, 3416992), (854248, 2364560), (859840, 2349182), (945824, 2135620), (1067810, 1891648), (1174591, 1719680), (1182280, 1708496)]