12830140

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 15111620

約数列:

[1, 2, 4, 5, 10, 20, 59, 83, 118, 131, 166, 236, 262, 295, 332, 415, 524, 590, 655, 830, 1180, 1310, 1660, 2620, 4897, 7729, 9794, 10873, 15458, 19588, 21746, 24485, 30916, 38645, 43492, 48970, 54365, 77290, 97940, 108730, 154580, 217460, 641507, 1283014, 2566028, 3207535, 6415070, 12830140]

約数ペア:

[(1, 12830140), (2, 6415070), (4, 3207535), (5, 2566028), (10, 1283014), (20, 641507), (59, 217460), (83, 154580), (118, 108730), (131, 97940), (166, 77290), (236, 54365), (262, 48970), (295, 43492), (332, 38645), (415, 30916), (524, 24485), (590, 21746), (655, 19588), (830, 15458), (1180, 10873), (1310, 9794), (1660, 7729), (2620, 4897)]