2000990040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1301}}^1\times {\mathrm{1831}}^1$

素因数の和:3153

約数の個数: 128

約数和(自身を含む): 6869560320

約数和(自身を除く): 4868570280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1301, 1831, 2602, 3662, 3903, 5204, 5493, 6505, 7324, 7806, 9107, 9155, 10408, 10986, 12817, 13010, 14648, 15612, 18214, 18310, 19515, 21972, 25634, 26020, 27321, 27465, 31224, 36428, 36620, 38451, 39030, 43944, 45535, 51268, 52040, 54642, 54930, 64085, 72856, 73240, 76902, 78060, 91070, 102536, 109284, 109860, 128170, 136605, 153804, 156120, 182140, 192255, 218568, 219720, 256340, 273210, 307608, 364280, 384510, 512680, 546420, 769020, 1092840, 1538040, 2382131, 4764262, 7146393, 9528524, 11910655, 14292786, 16674917, 19057048, 23821310, 28585572, 33349834, 35731965, 47642620, 50024751, 57171144, 66699668, 71463930, 83374585, 95285240, 100049502, 133399336, 142927860, 166749170, 200099004, 250123755, 285855720, 333498340, 400198008, 500247510, 666996680, 1000495020, 2000990040]

約数ペア:

[(1, 2000990040), (2, 1000495020), (3, 666996680), (4, 500247510), (5, 400198008), (6, 333498340), (7, 285855720), (8, 250123755), (10, 200099004), (12, 166749170), (14, 142927860), (15, 133399336), (20, 100049502), (21, 95285240), (24, 83374585), (28, 71463930), (30, 66699668), (35, 57171144), (40, 50024751), (42, 47642620), (56, 35731965), (60, 33349834), (70, 28585572), (84, 23821310), (105, 19057048), (120, 16674917), (140, 14292786), (168, 11910655), (210, 9528524), (280, 7146393), (420, 4764262), (840, 2382131), (1301, 1538040), (1831, 1092840), (2602, 769020), (3662, 546420), (3903, 512680), (5204, 384510), (5493, 364280), (6505, 307608), (7324, 273210), (7806, 256340), (9107, 219720), (9155, 218568), (10408, 192255), (10986, 182140), (12817, 156120), (13010, 153804), (14648, 136605), (15612, 128170), (18214, 109860), (18310, 109284), (19515, 102536), (21972, 91070), (25634, 78060), (26020, 76902), (27321, 73240), (27465, 72856), (31224, 64085), (36428, 54930), (36620, 54642), (38451, 52040), (39030, 51268), (43944, 45535)]