2108179940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{68581}}^1$

素因数の和:68672

約数の個数: 48

約数和(自身を含む): 4666319280

約数和(自身を除く): 2558139340

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 1060, 1537, 3074, 6148, 7685, 15370, 30740, 68581, 137162, 274324, 342905, 685810, 1371620, 1988849, 3634793, 3977698, 7269586, 7955396, 9944245, 14539172, 18173965, 19888490, 36347930, 39776980, 72695860, 105408997, 210817994, 421635988, 527044985, 1054089970, 2108179940]

約数ペア:

[(1, 2108179940), (2, 1054089970), (4, 527044985), (5, 421635988), (10, 210817994), (20, 105408997), (29, 72695860), (53, 39776980), (58, 36347930), (106, 19888490), (116, 18173965), (145, 14539172), (212, 9944245), (265, 7955396), (290, 7269586), (530, 3977698), (580, 3634793), (1060, 1988849), (1537, 1371620), (3074, 685810), (6148, 342905), (7685, 274324), (15370, 137162), (30740, 68581)]