200614780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1\times {\mathrm{487}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 432875520

約数和(自身を除く): 232260740

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 479, 487, 860, 958, 974, 1916, 1948, 2395, 2435, 4790, 4870, 9580, 9740, 20597, 20941, 41194, 41882, 82388, 83764, 102985, 104705, 205970, 209410, 233273, 411940, 418820, 466546, 933092, 1166365, 2332730, 4665460, 10030739, 20061478, 40122956, 50153695, 100307390, 200614780]

約数ペア:

[(1, 200614780), (2, 100307390), (4, 50153695), (5, 40122956), (10, 20061478), (20, 10030739), (43, 4665460), (86, 2332730), (172, 1166365), (215, 933092), (430, 466546), (479, 418820), (487, 411940), (860, 233273), (958, 209410), (974, 205970), (1916, 104705), (1948, 102985), (2395, 83764), (2435, 82388), (4790, 41882), (4870, 41194), (9580, 20941), (9740, 20597)]