11909240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{42533}}^1$

素因数の和:42551

約数の個数: 32

約数和(自身を含む): 30624480

約数和(自身を除く): 18715240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 42533, 85066, 170132, 212665, 297731, 340264, 425330, 595462, 850660, 1190924, 1488655, 1701320, 2381848, 2977310, 5954620, 11909240]

約数ペア:

[(1, 11909240), (2, 5954620), (4, 2977310), (5, 2381848), (7, 1701320), (8, 1488655), (10, 1190924), (14, 850660), (20, 595462), (28, 425330), (35, 340264), (40, 297731), (56, 212665), (70, 170132), (140, 85066), (280, 42533)]