20138156730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{936223}}^1$

素因数の和:936475

約数の個数: 48

約数和(自身を含む): 52578339840

約数和(自身を除く): 32440183110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239, 478, 717, 1195, 1434, 2151, 2390, 3585, 4302, 7170, 10755, 21510, 936223, 1872446, 2808669, 4681115, 5617338, 8426007, 9362230, 14043345, 16852014, 28086690, 42130035, 84260070, 223757297, 447514594, 671271891, 1118786485, 1342543782, 2013815673, 2237572970, 3356359455, 4027631346, 6712718910, 10069078365, 20138156730]

約数ペア:

[(1, 20138156730), (2, 10069078365), (3, 6712718910), (5, 4027631346), (6, 3356359455), (9, 2237572970), (10, 2013815673), (15, 1342543782), (18, 1118786485), (30, 671271891), (45, 447514594), (90, 223757297), (239, 84260070), (478, 42130035), (717, 28086690), (1195, 16852014), (1434, 14043345), (2151, 9362230), (2390, 8426007), (3585, 5617338), (4302, 4681115), (7170, 2808669), (10755, 1872446), (21510, 936223)]