20386170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32359}}^1$

素因数の和:32379

約数の個数: 48

約数和(自身を含む): 60577920

約数和(自身を除く): 40191750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32359, 64718, 97077, 161795, 194154, 226513, 291231, 323590, 453026, 485385, 582462, 679539, 970770, 1132565, 1359078, 1456155, 2038617, 2265130, 2912310, 3397695, 4077234, 6795390, 10193085, 20386170]

約数ペア:

[(1, 20386170), (2, 10193085), (3, 6795390), (5, 4077234), (6, 3397695), (7, 2912310), (9, 2265130), (10, 2038617), (14, 1456155), (15, 1359078), (18, 1132565), (21, 970770), (30, 679539), (35, 582462), (42, 485385), (45, 453026), (63, 323590), (70, 291231), (90, 226513), (105, 194154), (126, 161795), (210, 97077), (315, 64718), (630, 32359)]