2012669890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:748

約数の個数: 128

約数和(自身を含む): 4708523520

約数和(自身を除く): 2695853630

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 145, 154, 173, 203, 290, 319, 346, 385, 406, 521, 638, 770, 865, 1015, 1042, 1211, 1595, 1730, 1903, 2030, 2233, 2422, 2605, 3190, 3647, 3806, 4466, 5017, 5210, 5731, 6055, 7294, 9515, 10034, 11165, 11462, 12110, 13321, 15109, 18235, 19030, 22330, 25085, 26642, 28655, 30218, 35119, 36470, 40117, 50170, 55187, 57310, 66605, 70238, 75545, 80234, 90133, 105763, 110374, 133210, 151090, 166199, 175595, 180266, 200585, 211526, 275935, 332398, 351190, 386309, 401170, 450665, 528815, 551870, 630931, 772618, 830995, 901330, 991463, 1057630, 1163393, 1261862, 1661990, 1931545, 1982926, 2326786, 2613857, 3154655, 3863090, 4957315, 5227714, 5816965, 6309310, 6940241, 9914630, 11633930, 13069285, 13880482, 18296999, 26138570, 28752427, 34701205, 36593998, 57504854, 69402410, 91484995, 143762135, 182969990, 201266989, 287524270, 402533978, 1006334945, 2012669890]

約数ペア:

[(1, 2012669890), (2, 1006334945), (5, 402533978), (7, 287524270), (10, 201266989), (11, 182969990), (14, 143762135), (22, 91484995), (29, 69402410), (35, 57504854), (55, 36593998), (58, 34701205), (70, 28752427), (77, 26138570), (110, 18296999), (145, 13880482), (154, 13069285), (173, 11633930), (203, 9914630), (290, 6940241), (319, 6309310), (346, 5816965), (385, 5227714), (406, 4957315), (521, 3863090), (638, 3154655), (770, 2613857), (865, 2326786), (1015, 1982926), (1042, 1931545), (1211, 1661990), (1595, 1261862), (1730, 1163393), (1903, 1057630), (2030, 991463), (2233, 901330), (2422, 830995), (2605, 772618), (3190, 630931), (3647, 551870), (3806, 528815), (4466, 450665), (5017, 401170), (5210, 386309), (5731, 351190), (6055, 332398), (7294, 275935), (9515, 211526), (10034, 200585), (11165, 180266), (11462, 175595), (12110, 166199), (13321, 151090), (15109, 133210), (18235, 110374), (19030, 105763), (22330, 90133), (25085, 80234), (26642, 75545), (28655, 70238), (30218, 66605), (35119, 57310), (36470, 55187), (40117, 50170)]