633565540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1\times {\mathrm{1061}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 1353285360

約数和(自身を除く): 719719820

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 409, 730, 818, 1061, 1460, 1636, 2045, 2122, 4090, 4244, 5305, 8180, 10610, 21220, 29857, 59714, 77453, 119428, 149285, 154906, 298570, 309812, 387265, 433949, 597140, 774530, 867898, 1549060, 1735796, 2169745, 4339490, 8678980, 31678277, 63356554, 126713108, 158391385, 316782770, 633565540]

約数ペア:

[(1, 633565540), (2, 316782770), (4, 158391385), (5, 126713108), (10, 63356554), (20, 31678277), (73, 8678980), (146, 4339490), (292, 2169745), (365, 1735796), (409, 1549060), (730, 867898), (818, 774530), (1061, 597140), (1460, 433949), (1636, 387265), (2045, 309812), (2122, 298570), (4090, 154906), (4244, 149285), (5305, 119428), (8180, 77453), (10610, 59714), (21220, 29857)]