2010017968

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{1297}}^1$

素因数の和:1550

約数の個数: 80

約数和(自身を含む): 4531120704

約数和(自身を除く): 2521102736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 137, 202, 274, 404, 548, 707, 808, 959, 1096, 1297, 1414, 1616, 1918, 2192, 2594, 2828, 3836, 5188, 5656, 7672, 9079, 10376, 11312, 13837, 15344, 18158, 20752, 27674, 36316, 55348, 72632, 96859, 110696, 130997, 145264, 177689, 193718, 221392, 261994, 355378, 387436, 523988, 710756, 774872, 916979, 1047976, 1243823, 1421512, 1549744, 1833958, 2095952, 2487646, 2843024, 3667916, 4975292, 7335832, 9950584, 14671664, 17946589, 19901168, 35893178, 71786356, 125626123, 143572712, 251252246, 287145424, 502504492, 1005008984, 2010017968]

約数ペア:

[(1, 2010017968), (2, 1005008984), (4, 502504492), (7, 287145424), (8, 251252246), (14, 143572712), (16, 125626123), (28, 71786356), (56, 35893178), (101, 19901168), (112, 17946589), (137, 14671664), (202, 9950584), (274, 7335832), (404, 4975292), (548, 3667916), (707, 2843024), (808, 2487646), (959, 2095952), (1096, 1833958), (1297, 1549744), (1414, 1421512), (1616, 1243823), (1918, 1047976), (2192, 916979), (2594, 774872), (2828, 710756), (3836, 523988), (5188, 387436), (5656, 355378), (7672, 261994), (9079, 221392), (10376, 193718), (11312, 177689), (13837, 145264), (15344, 130997), (18158, 110696), (20752, 96859), (27674, 72632), (36316, 55348)]