42495970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20333}}^1$

素因数の和:20370

約数の個数: 32

約数和(自身を含む): 87842880

約数和(自身を除く): 45346910

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 20333, 40666, 101665, 203330, 223663, 386327, 447326, 772654, 1118315, 1931635, 2236630, 3863270, 4249597, 8499194, 21247985, 42495970]

約数ペア:

[(1, 42495970), (2, 21247985), (5, 8499194), (10, 4249597), (11, 3863270), (19, 2236630), (22, 1931635), (38, 1118315), (55, 772654), (95, 447326), (110, 386327), (190, 223663), (209, 203330), (418, 101665), (1045, 40666), (2090, 20333)]