2016107720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{68389}}^1$

素因数の和:68478

約数の個数: 64

約数和(自身を含む): 5022561600

約数和(自身を除く): 3006453880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5896, 7370, 14740, 29480, 68389, 136778, 273556, 341945, 547112, 683890, 752279, 1367780, 1504558, 2735560, 3009116, 3761395, 4582063, 6018232, 7522790, 9164126, 15045580, 18328252, 22910315, 30091160, 36656504, 45820630, 50402693, 91641260, 100805386, 183282520, 201610772, 252013465, 403221544, 504026930, 1008053860, 2016107720]

約数ペア:

[(1, 2016107720), (2, 1008053860), (4, 504026930), (5, 403221544), (8, 252013465), (10, 201610772), (11, 183282520), (20, 100805386), (22, 91641260), (40, 50402693), (44, 45820630), (55, 36656504), (67, 30091160), (88, 22910315), (110, 18328252), (134, 15045580), (220, 9164126), (268, 7522790), (335, 6018232), (440, 4582063), (536, 3761395), (670, 3009116), (737, 2735560), (1340, 1504558), (1474, 1367780), (2680, 752279), (2948, 683890), (3685, 547112), (5896, 341945), (7370, 273556), (14740, 136778), (29480, 68389)]