2650873340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2172847}}^1$

素因数の和:2172917

約数の個数: 24

約数和(自身を含む): 5658096192

約数和(自身を除く): 3007222852

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2172847, 4345694, 8691388, 10864235, 21728470, 43456940, 132543667, 265087334, 530174668, 662718335, 1325436670, 2650873340]

約数ペア:

[(1, 2650873340), (2, 1325436670), (4, 662718335), (5, 530174668), (10, 265087334), (20, 132543667), (61, 43456940), (122, 21728470), (244, 10864235), (305, 8691388), (610, 4345694), (1220, 2172847)]