28346290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21313}}^1$

素因数の和:21346

約数の個数: 32

約数和(自身を含む): 61384320

約数和(自身を除く): 33038030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21313, 42626, 106565, 149191, 213130, 298382, 404947, 745955, 809894, 1491910, 2024735, 2834629, 4049470, 5669258, 14173145, 28346290]

約数ペア:

[(1, 28346290), (2, 14173145), (5, 5669258), (7, 4049470), (10, 2834629), (14, 2024735), (19, 1491910), (35, 809894), (38, 745955), (70, 404947), (95, 298382), (133, 213130), (190, 149191), (266, 106565), (665, 42626), (1330, 21313)]