105840260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1249}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 235200000

約数和(自身を除く): 129359740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 223, 380, 446, 892, 1115, 1249, 2230, 2498, 4237, 4460, 4996, 6245, 8474, 12490, 16948, 21185, 23731, 24980, 42370, 47462, 84740, 94924, 118655, 237310, 278527, 474620, 557054, 1114108, 1392635, 2785270, 5292013, 5570540, 10584026, 21168052, 26460065, 52920130, 105840260]

約数ペア:

[(1, 105840260), (2, 52920130), (4, 26460065), (5, 21168052), (10, 10584026), (19, 5570540), (20, 5292013), (38, 2785270), (76, 1392635), (95, 1114108), (190, 557054), (223, 474620), (380, 278527), (446, 237310), (892, 118655), (1115, 94924), (1249, 84740), (2230, 47462), (2498, 42370), (4237, 24980), (4460, 23731), (4996, 21185), (6245, 16948), (8474, 12490)]