20789439240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173245327}}^1$

素因数の和:173245341

約数の個数: 32

約数和(自身を含む): 62368318080

約数和(自身を除く): 41578878840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173245327, 346490654, 519735981, 692981308, 866226635, 1039471962, 1385962616, 1732453270, 2078943924, 2598679905, 3464906540, 4157887848, 5197359810, 6929813080, 10394719620, 20789439240]

約数ペア:

[(1, 20789439240), (2, 10394719620), (3, 6929813080), (4, 5197359810), (5, 4157887848), (6, 3464906540), (8, 2598679905), (10, 2078943924), (12, 1732453270), (15, 1385962616), (20, 1039471962), (24, 866226635), (30, 692981308), (40, 519735981), (60, 346490654), (120, 173245327)]