2018950640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6121}}^1$

素因数の和:6191

約数の個数: 160

約数和(自身を含む): 5830103040

約数和(自身を除く): 3811152400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 380, 434, 496, 532, 560, 589, 620, 665, 760, 868, 1064, 1085, 1178, 1240, 1330, 1520, 1736, 2128, 2170, 2356, 2480, 2660, 2945, 3472, 4123, 4340, 4712, 5320, 5890, 6121, 8246, 8680, 9424, 10640, 11780, 12242, 16492, 17360, 20615, 23560, 24484, 30605, 32984, 41230, 42847, 47120, 48968, 61210, 65968, 82460, 85694, 97936, 116299, 122420, 164920, 171388, 189751, 214235, 232598, 244840, 329840, 342776, 379502, 428470, 465196, 489680, 581495, 685552, 759004, 814093, 856940, 930392, 948755, 1162990, 1328257, 1518008, 1628186, 1713880, 1860784, 1897510, 2325980, 2656514, 3036016, 3256372, 3427760, 3605269, 3795020, 4070465, 4651960, 5313028, 6512744, 6641285, 7210538, 7590040, 8140930, 9303920, 10626056, 13025488, 13282570, 14421076, 15180080, 16281860, 18026345, 21252112, 25236883, 26565140, 28842152, 32563720, 36052690, 50473766, 53130280, 57684304, 65127440, 72105380, 100947532, 106260560, 126184415, 144210760, 201895064, 252368830, 288421520, 403790128, 504737660, 1009475320, 2018950640]

約数ペア:

[(1, 2018950640), (2, 1009475320), (4, 504737660), (5, 403790128), (7, 288421520), (8, 252368830), (10, 201895064), (14, 144210760), (16, 126184415), (19, 106260560), (20, 100947532), (28, 72105380), (31, 65127440), (35, 57684304), (38, 53130280), (40, 50473766), (56, 36052690), (62, 32563720), (70, 28842152), (76, 26565140), (80, 25236883), (95, 21252112), (112, 18026345), (124, 16281860), (133, 15180080), (140, 14421076), (152, 13282570), (155, 13025488), (190, 10626056), (217, 9303920), (248, 8140930), (266, 7590040), (280, 7210538), (304, 6641285), (310, 6512744), (380, 5313028), (434, 4651960), (496, 4070465), (532, 3795020), (560, 3605269), (589, 3427760), (620, 3256372), (665, 3036016), (760, 2656514), (868, 2325980), (1064, 1897510), (1085, 1860784), (1178, 1713880), (1240, 1628186), (1330, 1518008), (1520, 1328257), (1736, 1162990), (2128, 948755), (2170, 930392), (2356, 856940), (2480, 814093), (2660, 759004), (2945, 685552), (3472, 581495), (4123, 489680), (4340, 465196), (4712, 428470), (5320, 379502), (5890, 342776), (6121, 329840), (8246, 244840), (8680, 232598), (9424, 214235), (10640, 189751), (11780, 171388), (12242, 164920), (16492, 122420), (17360, 116299), (20615, 97936), (23560, 85694), (24484, 82460), (30605, 65968), (32984, 61210), (41230, 48968), (42847, 47120)]