947072980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{966401}}^1$

素因数の和:966424

約数の個数: 36

約数和(自身を含む): 2313566388

約数和(自身を除く): 1366493408

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 966401, 1932802, 3865604, 4832005, 6764807, 9664010, 13529614, 19328020, 27059228, 33824035, 47353649, 67648070, 94707298, 135296140, 189414596, 236768245, 473536490, 947072980]

約数ペア:

[(1, 947072980), (2, 473536490), (4, 236768245), (5, 189414596), (7, 135296140), (10, 94707298), (14, 67648070), (20, 47353649), (28, 33824035), (35, 27059228), (49, 19328020), (70, 13529614), (98, 9664010), (140, 6764807), (196, 4832005), (245, 3865604), (490, 1932802), (980, 966401)]