28946480

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6827}}^1$

素因数の和:6893

約数の個数: 40

約数和(自身を含む): 68580432

約数和(自身を除く): 39633952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 6827, 13654, 27308, 34135, 54616, 68270, 109232, 136540, 273080, 361831, 546160, 723662, 1447324, 1809155, 2894648, 3618310, 5789296, 7236620, 14473240, 28946480]

約数ペア:

[(1, 28946480), (2, 14473240), (4, 7236620), (5, 5789296), (8, 3618310), (10, 2894648), (16, 1809155), (20, 1447324), (40, 723662), (53, 546160), (80, 361831), (106, 273080), (212, 136540), (265, 109232), (424, 68270), (530, 54616), (848, 34135), (1060, 27308), (2120, 13654), (4240, 6827)]