82564940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{751}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 181923840

約数和(自身を除く): 99358900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 239, 460, 478, 751, 956, 1195, 1502, 2390, 3004, 3755, 4780, 5497, 7510, 10994, 15020, 17273, 21988, 27485, 34546, 54970, 69092, 86365, 109940, 172730, 179489, 345460, 358978, 717956, 897445, 1794890, 3589780, 4128247, 8256494, 16512988, 20641235, 41282470, 82564940]

約数ペア:

[(1, 82564940), (2, 41282470), (4, 20641235), (5, 16512988), (10, 8256494), (20, 4128247), (23, 3589780), (46, 1794890), (92, 897445), (115, 717956), (230, 358978), (239, 345460), (460, 179489), (478, 172730), (751, 109940), (956, 86365), (1195, 69092), (1502, 54970), (2390, 34546), (3004, 27485), (3755, 21988), (4780, 17273), (5497, 15020), (7510, 10994)]