557481940

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{33223}}^1$

素因数の和:34071

約数の個数: 24

約数和(自身を含む): 1172142720

約数和(自身を除く): 614660780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 8390, 16780, 33223, 66446, 132892, 166115, 332230, 664460, 27874097, 55748194, 111496388, 139370485, 278740970, 557481940]

約数ペア:

[(1, 557481940), (2, 278740970), (4, 139370485), (5, 111496388), (10, 55748194), (20, 27874097), (839, 664460), (1678, 332230), (3356, 166115), (4195, 132892), (8390, 66446), (16780, 33223)]