1890942340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{929}}^1$

素因数の和:1050

約数の個数: 144

約数和(自身を含む): 4844689920

約数和(自身を除く): 2953747580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 67, 70, 98, 124, 134, 140, 155, 196, 217, 245, 268, 310, 335, 434, 469, 490, 620, 670, 868, 929, 938, 980, 1085, 1340, 1519, 1858, 1876, 2077, 2170, 2345, 3038, 3283, 3716, 4154, 4340, 4645, 4690, 6076, 6503, 6566, 7595, 8308, 9290, 9380, 10385, 13006, 13132, 14539, 15190, 16415, 18580, 20770, 26012, 28799, 29078, 30380, 32515, 32830, 41540, 45521, 57598, 58156, 62243, 65030, 65660, 72695, 91042, 101773, 115196, 124486, 130060, 143995, 145390, 182084, 201593, 203546, 227605, 248972, 287990, 290780, 311215, 403186, 407092, 435701, 455210, 508865, 575980, 622430, 806372, 871402, 910420, 1007965, 1017730, 1244860, 1411151, 1742804, 1929533, 2015930, 2035460, 2178505, 2822302, 3049907, 3859066, 4031860, 4357010, 5644604, 6099814, 7055755, 7718132, 8714020, 9647665, 12199628, 13506731, 14111510, 15249535, 19295330, 27013462, 28223020, 30499070, 38590660, 54026924, 60998140, 67533655, 94547117, 135067310, 189094234, 270134620, 378188468, 472735585, 945471170, 1890942340]

約数ペア:

[(1, 1890942340), (2, 945471170), (4, 472735585), (5, 378188468), (7, 270134620), (10, 189094234), (14, 135067310), (20, 94547117), (28, 67533655), (31, 60998140), (35, 54026924), (49, 38590660), (62, 30499070), (67, 28223020), (70, 27013462), (98, 19295330), (124, 15249535), (134, 14111510), (140, 13506731), (155, 12199628), (196, 9647665), (217, 8714020), (245, 7718132), (268, 7055755), (310, 6099814), (335, 5644604), (434, 4357010), (469, 4031860), (490, 3859066), (620, 3049907), (670, 2822302), (868, 2178505), (929, 2035460), (938, 2015930), (980, 1929533), (1085, 1742804), (1340, 1411151), (1519, 1244860), (1858, 1017730), (1876, 1007965), (2077, 910420), (2170, 871402), (2345, 806372), (3038, 622430), (3283, 575980), (3716, 508865), (4154, 455210), (4340, 435701), (4645, 407092), (4690, 403186), (6076, 311215), (6503, 290780), (6566, 287990), (7595, 248972), (8308, 227605), (9290, 203546), (9380, 201593), (10385, 182084), (13006, 145390), (13132, 143995), (14539, 130060), (15190, 124486), (16415, 115196), (18580, 101773), (20770, 91042), (26012, 72695), (28799, 65660), (29078, 65030), (30380, 62243), (32515, 58156), (32830, 57598), (41540, 45521)]