1620348520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5786959}}^1$

素因数の和:5786977

約数の個数: 32

約数和(自身を含む): 4166611200

約数和(自身を除く): 2546262680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5786959, 11573918, 23147836, 28934795, 40508713, 46295672, 57869590, 81017426, 115739180, 162034852, 202543565, 231478360, 324069704, 405087130, 810174260, 1620348520]

約数ペア:

[(1, 1620348520), (2, 810174260), (4, 405087130), (5, 324069704), (7, 231478360), (8, 202543565), (10, 162034852), (14, 115739180), (20, 81017426), (28, 57869590), (35, 46295672), (40, 40508713), (56, 28934795), (70, 23147836), (140, 11573918), (280, 5786959)]