70438520

素因数分解:

$2^3\times 5^1\times {\mathrm{911}}^1\times {\mathrm{1933}}^1$

素因数の和:2855

約数の個数: 32

約数和(自身を含む): 158742720

約数和(自身を除く): 88304200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 911, 1822, 1933, 3644, 3866, 4555, 7288, 7732, 9110, 9665, 15464, 18220, 19330, 36440, 38660, 77320, 1760963, 3521926, 7043852, 8804815, 14087704, 17609630, 35219260, 70438520]

約数ペア:

[(1, 70438520), (2, 35219260), (4, 17609630), (5, 14087704), (8, 8804815), (10, 7043852), (20, 3521926), (40, 1760963), (911, 77320), (1822, 38660), (1933, 36440), (3644, 19330), (3866, 18220), (4555, 15464), (7288, 9665), (7732, 9110)]