2097545560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1493}}^1$

素因数の和:1649

約数の個数: 128

約数和(自身を含む): 5369794560

約数和(自身を除く): 3272249000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 103, 110, 124, 155, 206, 220, 248, 310, 341, 412, 440, 515, 620, 682, 824, 1030, 1133, 1240, 1364, 1493, 1705, 2060, 2266, 2728, 2986, 3193, 3410, 4120, 4532, 5665, 5972, 6386, 6820, 7465, 9064, 11330, 11944, 12772, 13640, 14930, 15965, 16423, 22660, 25544, 29860, 31930, 32846, 35123, 45320, 46283, 59720, 63860, 65692, 70246, 82115, 92566, 127720, 131384, 140492, 153779, 164230, 175615, 185132, 231415, 280984, 307558, 328460, 351230, 370264, 462830, 509113, 615116, 656920, 702460, 768895, 925660, 1018226, 1230232, 1404920, 1537790, 1691569, 1851320, 2036452, 2545565, 3075580, 3383138, 4072904, 4767149, 5091130, 6151160, 6766276, 8457845, 9534298, 10182260, 13532552, 16915690, 19068596, 20364520, 23835745, 33831380, 38137192, 47671490, 52438639, 67662760, 95342980, 104877278, 190685960, 209754556, 262193195, 419509112, 524386390, 1048772780, 2097545560]

約数ペア:

[(1, 2097545560), (2, 1048772780), (4, 524386390), (5, 419509112), (8, 262193195), (10, 209754556), (11, 190685960), (20, 104877278), (22, 95342980), (31, 67662760), (40, 52438639), (44, 47671490), (55, 38137192), (62, 33831380), (88, 23835745), (103, 20364520), (110, 19068596), (124, 16915690), (155, 13532552), (206, 10182260), (220, 9534298), (248, 8457845), (310, 6766276), (341, 6151160), (412, 5091130), (440, 4767149), (515, 4072904), (620, 3383138), (682, 3075580), (824, 2545565), (1030, 2036452), (1133, 1851320), (1240, 1691569), (1364, 1537790), (1493, 1404920), (1705, 1230232), (2060, 1018226), (2266, 925660), (2728, 768895), (2986, 702460), (3193, 656920), (3410, 615116), (4120, 509113), (4532, 462830), (5665, 370264), (5972, 351230), (6386, 328460), (6820, 307558), (7465, 280984), (9064, 231415), (11330, 185132), (11944, 175615), (12772, 164230), (13640, 153779), (14930, 140492), (15965, 131384), (16423, 127720), (22660, 92566), (25544, 82115), (29860, 70246), (31930, 65692), (32846, 63860), (35123, 59720), (45320, 46283)]