423876890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{96997}}^1$

素因数の和:97046

約数の個数: 32

約数和(自身を含む): 838062720

約数和(自身を除く): 414185830

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 96997, 193994, 484985, 969970, 1842943, 2230931, 3685886, 4461862, 9214715, 11154655, 18429430, 22309310, 42387689, 84775378, 211938445, 423876890]

約数ペア:

[(1, 423876890), (2, 211938445), (5, 84775378), (10, 42387689), (19, 22309310), (23, 18429430), (38, 11154655), (46, 9214715), (95, 4461862), (115, 3685886), (190, 2230931), (230, 1842943), (437, 969970), (874, 484985), (2185, 193994), (4370, 96997)]