304885332020

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{2341}}^1\times {\mathrm{6571}}^1$

素因数の和:9912

約数の個数: 48

約数和(自身を含む): 641276622336

約数和(自身を除く): 336391290316

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 2341, 3964, 4682, 4955, 6571, 9364, 9910, 11705, 13142, 19820, 23410, 26284, 32855, 46820, 65710, 131420, 2319931, 4639862, 6511861, 9279724, 11599655, 13023722, 15382711, 23199310, 26047444, 30765422, 32559305, 46398620, 61530844, 65118610, 76913555, 130237220, 153827110, 307654220, 15244266601, 30488533202, 60977066404, 76221333005, 152442666010, 304885332020]

約数ペア:

[(1, 304885332020), (2, 152442666010), (4, 76221333005), (5, 60977066404), (10, 30488533202), (20, 15244266601), (991, 307654220), (1982, 153827110), (2341, 130237220), (3964, 76913555), (4682, 65118610), (4955, 61530844), (6571, 46398620), (9364, 32559305), (9910, 30765422), (11705, 26047444), (13142, 23199310), (19820, 15382711), (23410, 13023722), (26284, 11599655), (32855, 9279724), (46820, 6511861), (65710, 4639862), (131420, 2319931)]