16060940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1289}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 39009600

約数和(自身を除く): 22948660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1289, 1780, 2492, 2578, 3115, 5156, 6230, 6445, 9023, 12460, 12890, 18046, 25780, 36092, 45115, 90230, 114721, 180460, 229442, 458884, 573605, 803047, 1147210, 1606094, 2294420, 3212188, 4015235, 8030470, 16060940]

約数ペア:

[(1, 16060940), (2, 8030470), (4, 4015235), (5, 3212188), (7, 2294420), (10, 1606094), (14, 1147210), (20, 803047), (28, 573605), (35, 458884), (70, 229442), (89, 180460), (140, 114721), (178, 90230), (356, 45115), (445, 36092), (623, 25780), (890, 18046), (1246, 12890), (1289, 12460), (1780, 9023), (2492, 6445), (2578, 6230), (3115, 5156)]