28710570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19531}}^1$

素因数の和:19555

約数の個数: 48

約数和(自身を含む): 80159328

約数和(自身を除く): 51448758

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 19531, 39062, 58593, 97655, 117186, 136717, 195310, 273434, 292965, 410151, 585930, 683585, 820302, 957019, 1367170, 1914038, 2050755, 2871057, 4101510, 4785095, 5742114, 9570190, 14355285, 28710570]

約数ペア:

[(1, 28710570), (2, 14355285), (3, 9570190), (5, 5742114), (6, 4785095), (7, 4101510), (10, 2871057), (14, 2050755), (15, 1914038), (21, 1367170), (30, 957019), (35, 820302), (42, 683585), (49, 585930), (70, 410151), (98, 292965), (105, 273434), (147, 195310), (210, 136717), (245, 117186), (294, 97655), (490, 58593), (735, 39062), (1470, 19531)]