553040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:267

約数の個数: 40

約数和(自身を含む): 1333248

約数和(自身を除く): 780208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 223, 248, 310, 446, 496, 620, 892, 1115, 1240, 1784, 2230, 2480, 3568, 4460, 6913, 8920, 13826, 17840, 27652, 34565, 55304, 69130, 110608, 138260, 276520, 553040]

約数ペア:

[(1, 553040), (2, 276520), (4, 138260), (5, 110608), (8, 69130), (10, 55304), (16, 34565), (20, 27652), (31, 17840), (40, 13826), (62, 8920), (80, 6913), (124, 4460), (155, 3568), (223, 2480), (248, 2230), (310, 1784), (446, 1240), (496, 1115), (620, 892)]