286580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 725760

約数和(自身を除く): 439180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 89, 92, 115, 140, 161, 178, 230, 322, 356, 445, 460, 623, 644, 805, 890, 1246, 1610, 1780, 2047, 2492, 3115, 3220, 4094, 6230, 8188, 10235, 12460, 14329, 20470, 28658, 40940, 57316, 71645, 143290, 286580]

約数ペア:

[(1, 286580), (2, 143290), (4, 71645), (5, 57316), (7, 40940), (10, 28658), (14, 20470), (20, 14329), (23, 12460), (28, 10235), (35, 8188), (46, 6230), (70, 4094), (89, 3220), (92, 3115), (115, 2492), (140, 2047), (161, 1780), (178, 1610), (230, 1246), (322, 890), (356, 805), (445, 644), (460, 623)]