7702420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 17837568

約数和(自身を除く): 10135148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 223, 314, 446, 628, 785, 892, 1115, 1570, 1727, 2230, 2453, 3140, 3454, 4460, 4906, 6908, 8635, 9812, 12265, 17270, 24530, 34540, 35011, 49060, 70022, 140044, 175055, 350110, 385121, 700220, 770242, 1540484, 1925605, 3851210, 7702420]

約数ペア:

[(1, 7702420), (2, 3851210), (4, 1925605), (5, 1540484), (10, 770242), (11, 700220), (20, 385121), (22, 350110), (44, 175055), (55, 140044), (110, 70022), (157, 49060), (220, 35011), (223, 34540), (314, 24530), (446, 17270), (628, 12265), (785, 9812), (892, 8635), (1115, 6908), (1570, 4906), (1727, 4460), (2230, 3454), (2453, 3140)]