88653940

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{22501}}^1$

素因数の和:22707

約数の個数: 24

約数和(自身を含む): 187126632

約数和(自身を除く): 98472692

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 22501, 45002, 90004, 112505, 225010, 450020, 4432697, 8865394, 17730788, 22163485, 44326970, 88653940]

約数ペア:

[(1, 88653940), (2, 44326970), (4, 22163485), (5, 17730788), (10, 8865394), (20, 4432697), (197, 450020), (394, 225010), (788, 112505), (985, 90004), (1970, 45002), (3940, 22501)]