42241180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 94500000

約数和(自身を除く): 52258820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1249, 1691, 1780, 2498, 3382, 4996, 6245, 6764, 8455, 12490, 16910, 23731, 24980, 33820, 47462, 94924, 111161, 118655, 222322, 237310, 444644, 474620, 555805, 1111610, 2112059, 2223220, 4224118, 8448236, 10560295, 21120590, 42241180]

約数ペア:

[(1, 42241180), (2, 21120590), (4, 10560295), (5, 8448236), (10, 4224118), (19, 2223220), (20, 2112059), (38, 1111610), (76, 555805), (89, 474620), (95, 444644), (178, 237310), (190, 222322), (356, 118655), (380, 111161), (445, 94924), (890, 47462), (1249, 33820), (1691, 24980), (1780, 23731), (2498, 16910), (3382, 12490), (4996, 8455), (6245, 6764)]