12921160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{46147}}^1$

素因数の和:46165

約数の個数: 32

約数和(自身を含む): 33226560

約数和(自身を除く): 20305400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 46147, 92294, 184588, 230735, 323029, 369176, 461470, 646058, 922940, 1292116, 1615145, 1845880, 2584232, 3230290, 6460580, 12921160]

約数ペア:

[(1, 12921160), (2, 6460580), (4, 3230290), (5, 2584232), (7, 1845880), (8, 1615145), (10, 1292116), (14, 922940), (20, 646058), (28, 461470), (35, 369176), (40, 323029), (56, 230735), (70, 184588), (140, 92294), (280, 46147)]