538361860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1\times {\mathrm{751}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 1149910272

約数和(自身を除く): 611548412

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 491, 730, 751, 982, 1460, 1502, 1964, 2455, 3004, 3755, 4910, 7510, 9820, 15020, 35843, 54823, 71686, 109646, 143372, 179215, 219292, 274115, 358430, 368741, 548230, 716860, 737482, 1096460, 1474964, 1843705, 3687410, 7374820, 26918093, 53836186, 107672372, 134590465, 269180930, 538361860]

約数ペア:

[(1, 538361860), (2, 269180930), (4, 134590465), (5, 107672372), (10, 53836186), (20, 26918093), (73, 7374820), (146, 3687410), (292, 1843705), (365, 1474964), (491, 1096460), (730, 737482), (751, 716860), (982, 548230), (1460, 368741), (1502, 358430), (1964, 274115), (2455, 219292), (3004, 179215), (3755, 143372), (4910, 109646), (7510, 71686), (9820, 54823), (15020, 35843)]