30835420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20023}}^1$

素因数の和:20050

約数の個数: 48

約数和(自身を含む): 80736768

約数和(自身を除く): 49901348

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 20023, 40046, 80092, 100115, 140161, 200230, 220253, 280322, 400460, 440506, 560644, 700805, 881012, 1101265, 1401610, 1541771, 2202530, 2803220, 3083542, 4405060, 6167084, 7708855, 15417710, 30835420]

約数ペア:

[(1, 30835420), (2, 15417710), (4, 7708855), (5, 6167084), (7, 4405060), (10, 3083542), (11, 2803220), (14, 2202530), (20, 1541771), (22, 1401610), (28, 1101265), (35, 881012), (44, 700805), (55, 560644), (70, 440506), (77, 400460), (110, 280322), (140, 220253), (154, 200230), (220, 140161), (308, 100115), (385, 80092), (770, 40046), (1540, 20023)]