12792460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 28385280

約数和(自身を除く): 15592820

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 439, 470, 620, 878, 940, 1457, 1756, 2195, 2914, 4390, 5828, 7285, 8780, 13609, 14570, 20633, 27218, 29140, 41266, 54436, 68045, 82532, 103165, 136090, 206330, 272180, 412660, 639623, 1279246, 2558492, 3198115, 6396230, 12792460]

約数ペア:

[(1, 12792460), (2, 6396230), (4, 3198115), (5, 2558492), (10, 1279246), (20, 639623), (31, 412660), (47, 272180), (62, 206330), (94, 136090), (124, 103165), (155, 82532), (188, 68045), (235, 54436), (310, 41266), (439, 29140), (470, 27218), (620, 20633), (878, 14570), (940, 13609), (1457, 8780), (1756, 7285), (2195, 5828), (2914, 4390)]