426160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{761}}^1$

素因数の和:781

約数の個数: 40

約数和(自身を含む): 1133856

約数和(自身を除く): 707696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 761, 1522, 3044, 3805, 5327, 6088, 7610, 10654, 12176, 15220, 21308, 26635, 30440, 42616, 53270, 60880, 85232, 106540, 213080, 426160]

約数ペア:

[(1, 426160), (2, 213080), (4, 106540), (5, 85232), (7, 60880), (8, 53270), (10, 42616), (14, 30440), (16, 26635), (20, 21308), (28, 15220), (35, 12176), (40, 10654), (56, 7610), (70, 6088), (80, 5327), (112, 3805), (140, 3044), (280, 1522), (560, 761)]