30804890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{823}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 58734720

約数和(自身を除く): 27929830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 823, 985, 1646, 1970, 3743, 4115, 7486, 8230, 15637, 18715, 31274, 37430, 78185, 156370, 162131, 324262, 810655, 1621310, 3080489, 6160978, 15402445, 30804890]

約数ペア:

[(1, 30804890), (2, 15402445), (5, 6160978), (10, 3080489), (19, 1621310), (38, 810655), (95, 324262), (190, 162131), (197, 156370), (394, 78185), (823, 37430), (985, 31274), (1646, 18715), (1970, 15637), (3743, 8230), (4115, 7486)]