31525960

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2113}}^1$

素因数の和:2497

約数の個数: 32

約数和(自身を含む): 71157240

約数和(自身を除く): 39631280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2113, 2984, 3730, 4226, 7460, 8452, 10565, 14920, 16904, 21130, 42260, 84520, 788149, 1576298, 3152596, 3940745, 6305192, 7881490, 15762980, 31525960]

約数ペア:

[(1, 31525960), (2, 15762980), (4, 7881490), (5, 6305192), (8, 3940745), (10, 3152596), (20, 1576298), (40, 788149), (373, 84520), (746, 42260), (1492, 21130), (1865, 16904), (2113, 14920), (2984, 10565), (3730, 8452), (4226, 7460)]