20160145420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2917}}^1\times {\mathrm{5857}}^1$

素因数の和:8842

約数の個数: 48

約数和(自身を含む): 43075982880

約数和(自身を除く): 22915837460

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 2917, 5834, 5857, 11668, 11714, 14585, 23428, 29170, 29285, 58340, 58570, 117140, 172103, 344206, 345563, 688412, 691126, 860515, 1382252, 1721030, 1727815, 3442060, 3455630, 6911260, 17084869, 34169738, 68339476, 85424345, 170848690, 341697380, 1008007271, 2016014542, 4032029084, 5040036355, 10080072710, 20160145420]

約数ペア:

[(1, 20160145420), (2, 10080072710), (4, 5040036355), (5, 4032029084), (10, 2016014542), (20, 1008007271), (59, 341697380), (118, 170848690), (236, 85424345), (295, 68339476), (590, 34169738), (1180, 17084869), (2917, 6911260), (5834, 3455630), (5857, 3442060), (11668, 1727815), (11714, 1721030), (14585, 1382252), (23428, 860515), (29170, 691126), (29285, 688412), (58340, 345563), (58570, 344206), (117140, 172103)]