16562980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{16901}}^1$

素因数の和:16924

約数の個数: 36

約数和(自身を含む): 40463388

約数和(自身を除く): 23900408

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 16901, 33802, 67604, 84505, 118307, 169010, 236614, 338020, 473228, 591535, 828149, 1183070, 1656298, 2366140, 3312596, 4140745, 8281490, 16562980]

約数ペア:

[(1, 16562980), (2, 8281490), (4, 4140745), (5, 3312596), (7, 2366140), (10, 1656298), (14, 1183070), (20, 828149), (28, 591535), (35, 473228), (49, 338020), (70, 236614), (98, 169010), (140, 118307), (196, 84505), (245, 67604), (490, 33802), (980, 16901)]