30748156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 36

約数和(自身を含む): 58666440

約数和(自身を除く): 27918284

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 421, 589, 842, 961, 1178, 1684, 1922, 2356, 3844, 7999, 13051, 15998, 18259, 26102, 31996, 36518, 52204, 73036, 247969, 404581, 495938, 809162, 991876, 1618324, 7687039, 15374078, 30748156]

約数ペア:

[(1, 30748156), (2, 15374078), (4, 7687039), (19, 1618324), (31, 991876), (38, 809162), (62, 495938), (76, 404581), (124, 247969), (421, 73036), (589, 52204), (842, 36518), (961, 31996), (1178, 26102), (1684, 18259), (1922, 15998), (2356, 13051), (3844, 7999)]