12919760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23071}}^1$

素因数の和:23091

約数の個数: 40

約数和(自身を含む): 34331136

約数和(自身を除く): 21411376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 23071, 46142, 92284, 115355, 161497, 184568, 230710, 322994, 369136, 461420, 645988, 807485, 922840, 1291976, 1614970, 1845680, 2583952, 3229940, 6459880, 12919760]

約数ペア:

[(1, 12919760), (2, 6459880), (4, 3229940), (5, 2583952), (7, 1845680), (8, 1614970), (10, 1291976), (14, 922840), (16, 807485), (20, 645988), (28, 461420), (35, 369136), (40, 322994), (56, 230710), (70, 184568), (80, 161497), (112, 115355), (140, 92284), (280, 46142), (560, 23071)]