20160993620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{76757}}^1$

素因数の和:77360

約数の個数: 48

約数和(自身を含む): 44256820608

約数和(自身を除く): 24095826988

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 571, 1142, 2284, 2855, 5710, 11420, 13133, 26266, 52532, 65665, 76757, 131330, 153514, 262660, 307028, 383785, 767570, 1535140, 1765411, 3530822, 7061644, 8827055, 17654110, 35308220, 43828247, 87656494, 175312988, 219141235, 438282470, 876564940, 1008049681, 2016099362, 4032198724, 5040248405, 10080496810, 20160993620]

約数ペア:

[(1, 20160993620), (2, 10080496810), (4, 5040248405), (5, 4032198724), (10, 2016099362), (20, 1008049681), (23, 876564940), (46, 438282470), (92, 219141235), (115, 175312988), (230, 87656494), (460, 43828247), (571, 35308220), (1142, 17654110), (2284, 8827055), (2855, 7061644), (5710, 3530822), (11420, 1765411), (13133, 1535140), (26266, 767570), (52532, 383785), (65665, 307028), (76757, 262660), (131330, 153514)]