13507777240

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{905347}}^1$

素因数の和:905731

約数の個数: 32

約数和(自身を含む): 30474013680

約数和(自身を除く): 16966236440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 14920, 905347, 1810694, 3621388, 4526735, 7242776, 9053470, 18106940, 36213880, 337694431, 675388862, 1350777724, 1688472155, 2701555448, 3376944310, 6753888620, 13507777240]

約数ペア:

[(1, 13507777240), (2, 6753888620), (4, 3376944310), (5, 2701555448), (8, 1688472155), (10, 1350777724), (20, 675388862), (40, 337694431), (373, 36213880), (746, 18106940), (1492, 9053470), (1865, 7242776), (2984, 4526735), (3730, 3621388), (7460, 1810694), (14920, 905347)]