57141560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2293}}^1$

素因数の和:2400

約数の個数: 64

約数和(自身を含む): 148651200

約数和(自身を除く): 91509640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2293, 2492, 3115, 3560, 4586, 4984, 6230, 9172, 11465, 12460, 16051, 18344, 22930, 24920, 32102, 45860, 64204, 80255, 91720, 128408, 160510, 204077, 321020, 408154, 642040, 816308, 1020385, 1428539, 1632616, 2040770, 2857078, 4081540, 5714156, 7142695, 8163080, 11428312, 14285390, 28570780, 57141560]

約数ペア:

[(1, 57141560), (2, 28570780), (4, 14285390), (5, 11428312), (7, 8163080), (8, 7142695), (10, 5714156), (14, 4081540), (20, 2857078), (28, 2040770), (35, 1632616), (40, 1428539), (56, 1020385), (70, 816308), (89, 642040), (140, 408154), (178, 321020), (280, 204077), (356, 160510), (445, 128408), (623, 91720), (712, 80255), (890, 64204), (1246, 45860), (1780, 32102), (2293, 24920), (2492, 22930), (3115, 18344), (3560, 16051), (4586, 12460), (4984, 11465), (6230, 9172)]