394339970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{4909}}^1$

素因数の和:5222

約数の個数: 32

約数和(自身を含む): 737089200

約数和(自身を除く): 342749230

約数列:

[1, 2, 5, 10, 29, 58, 145, 277, 290, 554, 1385, 2770, 4909, 8033, 9818, 16066, 24545, 40165, 49090, 80330, 142361, 284722, 711805, 1359793, 1423610, 2719586, 6798965, 13597930, 39433997, 78867994, 197169985, 394339970]

約数ペア:

[(1, 394339970), (2, 197169985), (5, 78867994), (10, 39433997), (29, 13597930), (58, 6798965), (145, 2719586), (277, 1423610), (290, 1359793), (554, 711805), (1385, 284722), (2770, 142361), (4909, 80330), (8033, 49090), (9818, 40165), (16066, 24545)]