3451420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 8406720

約数和(自身を除く): 4955300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 277, 356, 445, 554, 623, 890, 1108, 1246, 1385, 1780, 1939, 2492, 2770, 3115, 3878, 5540, 6230, 7756, 9695, 12460, 19390, 24653, 38780, 49306, 98612, 123265, 172571, 246530, 345142, 493060, 690284, 862855, 1725710, 3451420]

約数ペア:

[(1, 3451420), (2, 1725710), (4, 862855), (5, 690284), (7, 493060), (10, 345142), (14, 246530), (20, 172571), (28, 123265), (35, 98612), (70, 49306), (89, 38780), (140, 24653), (178, 19390), (277, 12460), (356, 9695), (445, 7756), (554, 6230), (623, 5540), (890, 3878), (1108, 3115), (1246, 2770), (1385, 2492), (1780, 1939)]