2016689680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:509

約数の個数: 160

約数和(自身を含む): 5091102720

約数和(自身を除く): 3074413040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 71, 80, 86, 92, 115, 142, 172, 184, 215, 230, 284, 344, 355, 359, 368, 430, 460, 568, 688, 710, 718, 860, 920, 989, 1136, 1420, 1436, 1633, 1720, 1795, 1840, 1978, 2840, 2872, 3053, 3266, 3440, 3590, 3956, 4945, 5680, 5744, 6106, 6532, 7180, 7912, 8165, 8257, 9890, 12212, 13064, 14360, 15265, 15437, 15824, 16330, 16514, 19780, 24424, 25489, 26128, 28720, 30530, 30874, 32660, 33028, 39560, 41285, 48848, 50978, 61060, 61748, 65320, 66056, 70219, 77185, 79120, 82570, 101956, 122120, 123496, 127445, 130640, 132112, 140438, 154370, 165140, 203912, 244240, 246992, 254890, 280876, 308740, 330280, 351095, 355051, 407824, 509780, 561752, 586247, 617480, 660560, 702190, 710102, 1019560, 1096027, 1123504, 1172494, 1234960, 1404380, 1420204, 1775255, 2039120, 2192054, 2344988, 2808760, 2840408, 2931235, 3550510, 4384108, 4689976, 5480135, 5617520, 5680816, 5862470, 7101020, 8768216, 9379952, 10960270, 11724940, 14202040, 17536432, 21920540, 23449880, 25208621, 28404080, 43841080, 46899760, 50417242, 87682160, 100834484, 126043105, 201668968, 252086210, 403337936, 504172420, 1008344840, 2016689680]

約数ペア:

[(1, 2016689680), (2, 1008344840), (4, 504172420), (5, 403337936), (8, 252086210), (10, 201668968), (16, 126043105), (20, 100834484), (23, 87682160), (40, 50417242), (43, 46899760), (46, 43841080), (71, 28404080), (80, 25208621), (86, 23449880), (92, 21920540), (115, 17536432), (142, 14202040), (172, 11724940), (184, 10960270), (215, 9379952), (230, 8768216), (284, 7101020), (344, 5862470), (355, 5680816), (359, 5617520), (368, 5480135), (430, 4689976), (460, 4384108), (568, 3550510), (688, 2931235), (710, 2840408), (718, 2808760), (860, 2344988), (920, 2192054), (989, 2039120), (1136, 1775255), (1420, 1420204), (1436, 1404380), (1633, 1234960), (1720, 1172494), (1795, 1123504), (1840, 1096027), (1978, 1019560), (2840, 710102), (2872, 702190), (3053, 660560), (3266, 617480), (3440, 586247), (3590, 561752), (3956, 509780), (4945, 407824), (5680, 355051), (5744, 351095), (6106, 330280), (6532, 308740), (7180, 280876), (7912, 254890), (8165, 246992), (8257, 244240), (9890, 203912), (12212, 165140), (13064, 154370), (14360, 140438), (15265, 132112), (15437, 130640), (15824, 127445), (16330, 123496), (16514, 122120), (19780, 101956), (24424, 82570), (25489, 79120), (26128, 77185), (28720, 70219), (30530, 66056), (30874, 65320), (32660, 61748), (33028, 61060), (39560, 50978), (41285, 48848)]